OpenTechnical

OT-2026-000021110

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000021110) never changes.

Identity and time

Publication numberOT-2026-000021110 · never reused
Internal UUID01a0ae6f-865b-7e1a-8344-040da8c38287 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:39.631048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000021110
StatusPUBLIC

Content hashes

Canonical text3733db97f2ad8f1d1f2f20bdd3bc6ab399e8f31a6006ce049a5c494a80b97392
Markdown4b2818afcb276d81c0abc422338574866a652fe7e94ce1b21799524df0953b6c
PDF
Publication page3951027b4251ba6927aef4d247be8663c9a44601e2e32d3877004e71612965e6
Manifest53bba88055879b45f889dd999e5706e3f5a92ce6ac5f01af78934e408fd91b35

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
SignatureysRs+RF9i0SjargczO5cYjjTf7twAEeTPnleEN+e9PWb485132Iumhdwa8Bs+DUP27dCQinBmSItWeDCcuV2Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:54:51.110829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021110
observed 3951027b4251ba6927aef4d247be8663...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:51.094635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021110/manifest.json
observed 53bba88055879b45f889dd999e5706e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:51.078599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021110/publication.md
observed 4b2818afcb276d81c0abc42233857486...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:51.062613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021110/publication.txt
observed 3733db97f2ad8f1d1f2f20bdd3bc6ab3...
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.