OpenTechnical

OT-2026-000077572

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, vented after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000077572) never changes.

Identity and time

Publication numberOT-2026-000077572 · never reused
Internal UUID01a0ae95-2ece-7f81-8ae9-a8479abce046 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077572
StatusPUBLIC

Content hashes

Canonical text55df0997e37602bc6f5fd67ba06d10df1711814b69cd0ec0c4b56fb419b74717
Markdownac7b145c5c58049ab3f961dd9696ccf08468b2b8c45cb356a9bb788d14f85692
PDF
Publication page5fce2bb3c0a3789f604b7cd9f90ce8cf2b7b05bf4bd2542d6e02b7eb78e2c12a
Manifest73e42d7f57fdecbd2caebe5d8d4e60e365cc3447755c36e72380da2d990574f2

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturezwTN3uX/dQlnXGG99R34Q44LKGbpFIlTr4WpJuOU1Rkal48aKQiTFqC8OsMX5r3LN6WaXBNaDU+dIClzn8VCAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:07:03.097901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077572
observed 5fce2bb3c0a3789f604b7cd9f90ce8cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:03.078133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077572/manifest.json
observed 73e42d7f57fdecbd2caebe5d8d4e60e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:03.059931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077572/publication.md
observed ac7b145c5c58049ab3f961dd9696ccf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:03.041510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077572/publication.txt
observed 55df0997e37602bc6f5fd67ba06d10df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.