OpenTechnical

OT-2026-000070344

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, vented before set-down, on a tool changer

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-2026-000070344) never changes.

Identity and time

Publication numberOT-2026-000070344 · never reused
Internal UUID01a0ae91-545e-7dcd-b450-fe7db056ee76 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070344
StatusPUBLIC

Content hashes

Canonical textf4c177b7858b7e0cb3626354346c10a1ef8cf6b671ae6abbe3ad03ca87267d77
Markdown3de8131fc33de8c563e534a9d21b8d1e783ca553741b2785c99887537261e21c
PDF
Publication page0327f5c13b5d20a77b6d9ee49bb60eee32ecb917ebefedac277b2abdf5ee4a98
Manifest759652da5b97db45fd175ce49938e7533f9509640532b2933eb8166821fd0fb3

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
Signaturej249mgz0oDya/lEJurrO9UiuMV0o2ExOqclYTJP0hVi/3G20sH0U9ZAbJdxbLvp033YHTK7e0VtG85xDb9PaAQ==
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

2026-09-17T10:26:08.343937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070344
observed 0327f5c13b5d20a77b6d9ee49bb60eee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:08.325322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070344/manifest.json
observed 759652da5b97db45fd175ce49938e753...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:08.308992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070344/publication.md
observed 3de8131fc33de8c563e534a9d21b8d1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:08.292435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070344/publication.txt
observed f4c177b7858b7e0cb3626354346c10a1...
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.