OpenTechnical

OT-2026-000007957

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, 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-2026-000007957) never changes.

Identity and time

Publication numberOT-2026-000007957 · never reused
Internal UUID01a0ae6a-908b-7251-b1c4-b8c8dbbd18a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007957
StatusPUBLIC

Content hashes

Canonical text1dd566ae3eaf45fdd2aa5790bce5624081d303840b5921c236414532cefb1b9e
Markdownd1e12e3330a31c5523afde57a0e4c806396fe7b5791e9eb25ac3947eeb25c618
PDF
Publication pageaafb16349d684aecf6c48dd13afd76673f8f18f2004935021c7b6a31917fbca4
Manifest763878975393749c215aa3fa071d6da3d250881bada2f74d77285a48d40cdd90

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
Signaturex9V9QPsMQOOry4NhmM5wgNCJbEOms4EoMVIZUgvQrT6K7WpnTcBSCYAw7NJ1s+wpwdGZhGmFVUoiY0itfP5NDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:28.062970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007957
observed aafb16349d684aecf6c48dd13afd7667...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:28.040078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007957/manifest.json
observed 763878975393749c215aa3fa071d6da3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:28.015683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007957/publication.md
observed d1e12e3330a31c5523afde57a0e4c806...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:27.994799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007957/publication.txt
observed 1dd566ae3eaf45fdd2aa5790bce56240...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:05.567286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007957
observed aafb16349d684aecf6c48dd13afd7667...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:05.546488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007957/manifest.json
observed 763878975393749c215aa3fa071d6da3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:05.529856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007957/publication.md
observed d1e12e3330a31c5523afde57a0e4c806...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:05.513685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007957/publication.txt
observed 1dd566ae3eaf45fdd2aa5790bce56240...
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.