OpenTechnical

OT-2026-000077462

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000077462) never changes.

Identity and time

Publication numberOT-2026-000077462 · never reused
Internal UUID01a0ae94-f509-7f14-8004-1d80859c00a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077462
StatusPUBLIC

Content hashes

Canonical text7fc34267ff046ab67eeb37f52742d55136100d39ce533f6184b9347458bf6d66
Markdown8d8ceafcb9ee80db5006235b1af54adcaea6cad7b1804695d256d4c26af3349d
PDF
Publication page2e13aa5093f51e4a7a3d9bf106b106a59e60265571f28294a499faf7fc8ceea4
Manifest35de496a0bdd22f7a8c69fb8bb02862419b6b19c5cc71ef0bfa5ee8c1a02ec14

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
Signature4ASvXhW0GLlNO1iwkO0AO28fq0WrawAlu1k52hCFmgajAG/UlKMV6xou6ngvLWrHrh0y+RnB5u/qsxZzkiIQCg==
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

2026-09-17T10:09:08.968611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077462
observed 2e13aa5093f51e4a7a3d9bf106b106a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:08.948934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077462/manifest.json
observed 35de496a0bdd22f7a8c69fb8bb028624...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:08.929225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077462/publication.md
observed 8d8ceafcb9ee80db5006235b1af54adc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:08.907687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077462/publication.txt
observed 7fc34267ff046ab67eeb37f52742d551...
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.