OpenTechnical

OT-2026-000076832

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000076832) never changes.

Identity and time

Publication numberOT-2026-000076832 · never reused
Internal UUID01a0ae94-b070-7b3b-abc6-994786ef85bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076832
StatusPUBLIC

Content hashes

Canonical textd4d4117c8289fe2b306dfa067694aea2f952ff19ce46dc5b33f159cf4bd0d6c4
Markdown440b13c4029d222f3fe55922b33c52c30b05a42634ec0e89fdad11025c588075
PDF
Publication pagedf4152e00057803373e4361658169a519b28c8a656dc0d03f53a59a7989248e9
Manifestfe2f4d56d91af07a97e3f7ecb87b587ca76898c25ac51cf3dd478cd6fb9af864

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
SignaturenfLotZ3OhZy+JOqq0Y6A43wP+L/MEXS6tQCzNS2vJNIv4Mz9ErHKNCLpGbfV6d3TGnxvZTMC0zQR5zX90vvgBg==
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

2026-09-17T10:09:42.768153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076832
observed df4152e00057803373e4361658169a51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:42.749954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076832/manifest.json
observed fe2f4d56d91af07a97e3f7ecb87b587c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:42.731338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076832/publication.md
observed 440b13c4029d222f3fe55922b33c52c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:42.711864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076832/publication.txt
observed d4d4117c8289fe2b306dfa067694aea2...
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.