OpenTechnical

OT-2026-000051996

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off 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-2026-000051996) never changes.

Identity and time

Publication numberOT-2026-000051996 · never reused
Internal UUID01a0ae83-e78e-7c9c-9355-378b6f3c3ef5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051996
StatusPUBLIC

Content hashes

Canonical text8a300aca8ccff08901e8ae38072fbc7ce75fc3583a0cda3bd8f1ae53867d35af
Markdown8eeb8b478faa389c5d6bf770b1954cbe9e423e173ea996f7048e472d31b02300
PDF
Publication page30df24526fd31478a43cd8686031a1a6b0e3746986c6c995efa46cae55437372
Manifest7ca5aea2fb85f44a699ff30f292619c046c7f342fb347e337d993e5944bea800

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
Signaturevs1L+dRAj9zZoHqeQwI+jT6+tSE9fVgwAaPN1W5S2X3PHPBnlOaZFkKqyaMyxhsZZv0gp4FLej3SItKtF9XkDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:30.026548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051996
observed 30df24526fd31478a43cd8686031a1a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:30.008621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051996/manifest.json
observed 7ca5aea2fb85f44a699ff30f292619c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:29.992021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051996/publication.md
observed 8eeb8b478faa389c5d6bf770b1954cbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:29.973823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051996/publication.txt
observed 8a300aca8ccff08901e8ae38072fbc7c...
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.