OpenTechnical

OT-2026-000083534

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, 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-2026-000083534) never changes.

Identity and time

Publication numberOT-2026-000083534 · never reused
Internal UUID01a0ae98-0415-7980-bbd2-1d2570c39e49 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083534
StatusPUBLIC

Content hashes

Canonical text011158ae356687dafdbd76d8d22c78e5b0a94d6575afdacf5d34de548d93a9c4
Markdown255ccb9b41172550b749aa2105c376d1a95604b936359abe5fd2fea40852eb23
PDF
Publication paged107c9434cc08f57b09be72c368ec7543019b27490623d4feb78344eaa4a16a7
Manifestf97a4a371a64fbf5b83e5d9fd753657c58d6628eb464b2368dbb5a53ab5c29dd

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
Signaturea9ZCgNKAh5SOj9oEVKIL8Vrd7Xyit86Dr3pxbEZQdbtPc2UvopZL17isAludsYLa4ez5/33Lks81cwBQA+JYCA==
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

2026-09-17T09:56:31.085553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083534
observed d107c9434cc08f57b09be72c368ec754...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:31.069343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083534/manifest.json
observed f97a4a371a64fbf5b83e5d9fd753657c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:31.051610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083534/publication.md
observed 255ccb9b41172550b749aa2105c376d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:31.035416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083534/publication.txt
observed 011158ae356687dafdbd76d8d22c78e5...
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.