OpenTechnical

OT-2026-000082518

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented after 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-2026-000082518) never changes.

Identity and time

Publication numberOT-2026-000082518 · never reused
Internal UUID01a0ae97-8cc7-76b1-a5fb-ceb38cdc1fc5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082518
StatusPUBLIC

Content hashes

Canonical textef2b915d2d2d2f7d209468fdb445cd9848eba3dea725ecbc5b561863f63eea62
Markdownf3a6bc5917b19caaaa34c0d154dc21f8f0a68d746ea875a65d7cb37b09269faa
PDF
Publication page7c4b8816b1bb899da41ce80d5360b941e0960008816422327b5fb5cc3630c563
Manifestf419d9d5ba4e14fab540e9bed51a4fc5076a183832a32c8dbc098d7e2814e8e9

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
Signature70TBBNaEK1/ajdu+Bla72au24jZ28pf6R+ZgPeWg8EaO4AKiuapl4SxSYQX6tkdT2/wtvo4VNu9yahLSHSEpDw==
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

2026-09-17T09:57:57.023432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082518
observed 7c4b8816b1bb899da41ce80d5360b941...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:57.007259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082518/manifest.json
observed f419d9d5ba4e14fab540e9bed51a4fc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:56.992088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082518/publication.md
observed f3a6bc5917b19caaaa34c0d154dc21f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:56.976392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082518/publication.txt
observed ef2b915d2d2d2f7d209468fdb445cd98...
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.