Openwake · evidence pack

Postmark

https://postmarkapp.com · record 602 · read 2026-10-13 · rules/v1 · generated 2026-10-23 04:12 UTC

Facts

Trains on customer data
unclear
No supporting text found in the documents read.
privacy policy · https://postmarkapp.com/privacy-policy · confidence 0.20
Opt-out mechanism
For more information about interest-based ads, or to opt out of having your web browsing information used for behavioral advertising purposes, please visit www.aboutads.info/choices or http://www.youronlinechoices.eu/ if you are in the European Economic Area (“EEA“).
“For more information about interest-based ads, or to opt out of having your web browsing information used for behavioral advertising purposes, please visit www.aboutads.info/choices or http://www.youronlinechoices.eu/ if you are in the European Economic Area (“EEA“).”
privacy policy · https://postmarkapp.com/privacy-policy · confidence 0.50
AI features
none stated
No supporting text found in the documents read.
privacy policy · https://postmarkapp.com/privacy-policy · confidence 0.20
Model providers named
none named
No supporting text found in the documents read.
privacy policy · https://postmarkapp.com/privacy-policy · confidence 0.20
Retention
30 days
“When the data exporter terminate their use of the Services, we delete their user/customer data within 30 days of the account termination.”
dpa · https://postmarkapp.com/dpa · confidence 0.50
Hosting regions
not stated
No supporting text found in the documents read.
privacy policy · https://postmarkapp.com/privacy-policy · confidence 0.20
Subprocessor notice
14 days
“The data importer shall specifically inform the data exporter in writing of any intended changes to that list through the addition or replacement of sub-processors at least fourteen (14) days in advance, thereby giving the data exporter sufficient time to be able to object to such changes prior to the engagement of the sub-processor(s).”
dpa · https://postmarkapp.com/dpa · confidence 0.55

Subprocessors (1)

NameCategoryLocationQuoted from
Amazon Web Serviceshyperscalerunstated
“Amazon Web Services (“AWS”) details All Personal Information is stored in secure AWS data centres. AWS regularly achieves third-party validation for thousands of global compliance requirements that th”

Sources read

DocumentURLReadContent hashLedger
dpahttps://postmarkapp.com/dpa2026-09-05774621906bd7126e…seq 201
privacy_policyhttps://postmarkapp.com/privacy-policy2026-10-13571fad2d25ba5439…seq 53256
Ledger proof for this record.
seq 53381 · key 2f898a895f05b7a0 · 2026-10-13T05:19:28.767Z
hash c41542e2e9b282e8bb4584947d967bece88e4120753b350ad981a2403c35101a
prev 8d38a4d97852a72a0655f821d6950f47c73125b25735eee3788462e68de0b701
payload f2a22184f8f40e3a13bb32e5a6682809a50ffc897fcf6db5030832b62ff47431
signature a2H6BV4irXGyhTK5c4MttX27bVbTw5TIq20fbCydUQr+/dmSsrdB1JwKZyIl1ypodLGU4LaRF9UghAvMlayUCw==
anchored 2026-10-13 at head seq 53553 29b831e17d49be9d0c48e24c727cfa82ce9b500faacabb488dae167a42404d31
Fetch /v1/keys; for each ledger entry recompute sha256(prev_hash|kind|ref_id|payload_hash|created_at ISO) and verify the Ed25519 signature over that hash. Anchors are committed to git; compare the anchored head with the chain.