OpenTechnical

OT-2026-000010191

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, pump fed, 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-2026-000010191) never changes.

Identity and time

Publication numberOT-2026-000010191 · never reused
Internal UUID01a0ae6b-cb7b-7e7f-b17d-2eef33debb49 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010191
StatusPUBLIC

Content hashes

Canonical text98f485f7a6ef115ae1a00cc9a1df101c10dc5f4891869daab4bb1fa3227bdc21
Markdownf9bdd704c2ae918dce167a3366488a57ae450e51923b9d4c318694b9a976dcf6
PDF
Publication page2871128cb87c681b333bcc1cc63d888920c69296f55572b7fff79fecda3ffac5
Manifest7d868d79a26c9b492bfbebf422e031000fb4457ae5e10e1d71f70abe1151173b

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
SignatureortaY2giY1Vil20ivwzM8vafiVJlYywct9VDXWyTJqS+8N9BaS+FTiBxPHvo4IYSwiC1iQGL7kjm1xagORbACg==
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

2026-09-17T12:16:18.683104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010191
observed 2871128cb87c681b333bcc1cc63d8889...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:18.664973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010191/manifest.json
observed 7d868d79a26c9b492bfbebf422e03100...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:18.646254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010191/publication.md
observed f9bdd704c2ae918dce167a3366488a57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:18.625937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010191/publication.txt
observed 98f485f7a6ef115ae1a00cc9a1df101c...
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.