OpenTechnical

OT-2026-000010761

Publication integrity record

Foam pad vacuum gripper, three zone face, pump fed, supply line 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-2026-000010761) never changes.

Identity and time

Publication numberOT-2026-000010761 · never reused
Internal UUID01a0ae6c-0ee9-7312-8f82-f4c1da53b8ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010761
StatusPUBLIC

Content hashes

Canonical text3767d6973a528407860cafb8aaab5afc634de7ce9bad4176c101d4f699067d48
Markdownae00bc01f787b511a8c99dd91d55ddd087ab8b73dcba7386a2d8325a31bf6658
PDF
Publication page0b305d69a116b6dd631016b281f85f0d7448d36ac74145cc7c3eb40d383080bf
Manifest5c8f4cf357e4d6cd5e47d5b51883f6baf59ad4d7459b01346a7a9b2622561f15

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
SignatureLHSOYtXW3rdjsEO7OLLbJfZnzNHGVyd2GQOXJizLsQly0DUCyry66UYDWGEkLbVgN2WFWk5P81kLBxGtOqhEDA==
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

2026-09-17T12:14:59.823159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010761
observed 0b305d69a116b6dd631016b281f85f0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:59.805787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010761/manifest.json
observed 5c8f4cf357e4d6cd5e47d5b51883f6ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:59.787251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010761/publication.md
observed ae00bc01f787b511a8c99dd91d55ddd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:59.768636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010761/publication.txt
observed 3767d6973a528407860cafb8aaab5afc...
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.