OpenTechnical

OT-2026-000045377

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000045377) never changes.

Identity and time

Publication numberOT-2026-000045377 · never reused
Internal UUID01a0ae7c-f76b-7aa6-93af-4c597ba0ec75 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045377
StatusPUBLIC

Content hashes

Canonical text9ccf0cd4901b2c98328091782f93045815ce08a620b5d517ab6e4030e67b2f25
Markdownfce74e6786aee3a37dd55f981042430497f4956c5651eb02a34399a5e11688db
PDF
Publication page0e796a4dd8ad5fa00f6d99ebfca0b191fb211631d8d8d3c8276877cf63f14962
Manifest68a5bfd72a1b073c476ac5fced6e63dce8e5ce6320e666dc1cbdd540d48d8be9

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
SignatureoVUTw2HWRXq+QYnFAwe99S91Hand/bYcyrKKA7DcSVMovMQiQbpbtIih2ULZrC4dDNwrkCilxSS3hFLcO+UCBA==
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

2026-09-17T11:10:39.318867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045377
observed 0e796a4dd8ad5fa00f6d99ebfca0b191...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:39.300179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045377/manifest.json
observed 68a5bfd72a1b073c476ac5fced6e63dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:39.280573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045377/publication.md
observed fce74e6786aee3a37dd55f9810424304...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:39.262510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045377/publication.txt
observed 9ccf0cd4901b2c98328091782f930458...
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.