OpenTechnical

OT-2026-000073368

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000073368) never changes.

Identity and time

Publication numberOT-2026-000073368 · never reused
Internal UUID01a0ae92-efb8-707c-8bc2-49392fe95aa4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073368
StatusPUBLIC

Content hashes

Canonical textf5208ba8e590da37b942bb54a794af28be4ed038fbb4c587f10d8cef5b93e72a
Markdown6e1b55048e3ef5b1c0b22f90827f3d44c25a6d7e9a4d1f3a1fcdb4571bd811ac
PDF
Publication pagec0c3491579ba5e2bec66a6ccfbf1b63daaf3e86dcca664adbc7a65044ade8730
Manifest408e087a0bb4501deb140011ee558d03aa4e9c28f4bd294f480809c3cb8aef46

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
SignaturezcZIq0570oPMV6Meuoze3T3gEhI/T9J3+4LmltGr90C0zBuLuLDk+x4e5e7QwFiPK40dmApS4/s+oEx9zoYuCQ==
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

2026-09-17T10:21:24.057428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073368
observed c0c3491579ba5e2bec66a6ccfbf1b63d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:24.036575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073368/manifest.json
observed 408e087a0bb4501deb140011ee558d03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:24.016721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073368/publication.md
observed 6e1b55048e3ef5b1c0b22f90827f3d44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:23.998905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073368/publication.txt
observed f5208ba8e590da37b942bb54a794af28...
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.