OpenTechnical

OT-2026-000075296

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000075296) never changes.

Identity and time

Publication numberOT-2026-000075296 · never reused
Internal UUID01a0ae93-f200-7b56-b9a5-0b6635f45514 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075296
StatusPUBLIC

Content hashes

Canonical textb1d0a3b836a5129ba29ad5c362236a939fb1a9014f55bb965089f3b46e528e65
Markdown10569b9a5d941a24510601d0cbfb247032d56be9bcf64c1080889f3679180dad
PDF
Publication page3dbeb02cf11f22723088b1eed4f42f33408eb204126045e415dedfe476e48daa
Manifest97eadc19810b9538cdc245576f87f03f97b6d3c29bacbeeff024896dc7ebb9f7

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
Signature4bFj6eZQLs4WKB+8Cygb+zcZ8KKEa5aEI9Xqm8+hs+nggjtPpdNq4lBMSf9UhTjs/7hCYojY4nCXf9M2ObkPCw==
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

2026-09-17T10:20:42.478141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075296
observed 3dbeb02cf11f22723088b1eed4f42f33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:42.458523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075296/manifest.json
observed 97eadc19810b9538cdc245576f87f03f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:42.418010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075296/publication.md
observed 10569b9a5d941a24510601d0cbfb2470...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:42.399436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075296/publication.txt
observed b1d0a3b836a5129ba29ad5c362236a93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:04.742718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075296
observed 3dbeb02cf11f22723088b1eed4f42f33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:04.724702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075296/manifest.json
observed 97eadc19810b9538cdc245576f87f03f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:04.705768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075296/publication.md
observed 10569b9a5d941a24510601d0cbfb2470...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:04.563823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075296/publication.txt
observed b1d0a3b836a5129ba29ad5c362236a93...
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.