OpenTechnical

OT-2026-000038332

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000038332) never changes.

Identity and time

Publication numberOT-2026-000038332 · never reused
Internal UUID01a0ae78-2d52-715d-b2e9-57348365f3f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038332
StatusPUBLIC

Content hashes

Canonical textcd6b8e8d966e5524a91f5280b9a8c76d089d55a0466e2fb4c3265579ebbd9263
Markdownf6a9654e7670085dd099572b8ef791d24ff708d62a105ee7c49daa559ef013b8
PDF
Publication page248b78340f900f1bd8746f7719a302647d4f09895f23450a385f22102d0c4dff
Manifesta25090e44ace277b08594551b6d4827bf934596dbbbe809b291ad81167392f73

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
Signatureq5lgaxmS4qXCjv99+B4uyZSMmnTKG+JruNcgUvuVaEihXJroybXw0SbU/I3aQktYtq2tEwXxtR790suWymFtDg==
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

2026-09-17T11:22:30.896362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038332
observed 248b78340f900f1bd8746f7719a30264...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:30.879196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038332/manifest.json
observed a25090e44ace277b08594551b6d4827b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:30.860305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038332/publication.md
observed f6a9654e7670085dd099572b8ef791d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:30.840633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038332/publication.txt
observed cd6b8e8d966e5524a91f5280b9a8c76d...
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.