OpenTechnical

OT-2026-000014922

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, pulsed 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-2026-000014922) never changes.

Identity and time

Publication numberOT-2026-000014922 · never reused
Internal UUID01a0ae6d-d095-7797-852b-51d9b3a1f7c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014922
StatusPUBLIC

Content hashes

Canonical text9553be5adb23e1090f3383ac88fbc682ac99c0e995d722ca06fd330ed7f71335
Markdown27f602b82262af8daebcc066a87159cc46bf194c10f82625e7ac78dc9bb4c428
PDF
Publication pagebc85eb2f0c0a5581d93dc891b21f7b0919910d7c7189408b00d7ea1cf2a60771
Manifestc8c30fe59003f246ff6c34a416a939255648338b511ae3e555f65b71a5ad17dd

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
SignaturedDaLDu2CVkV/z6wBUdOIWZKmTaqGGrUNpvKi4q/fahpFuCjLGXuhIiJeDflhhdBKZky1ejfeYOhMlX26vz3GAg==
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

2026-09-17T12:06:51.704947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014922
observed bc85eb2f0c0a5581d93dc891b21f7b09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:51.686406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014922/manifest.json
observed c8c30fe59003f246ff6c34a416a93925...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:51.666915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014922/publication.md
observed 27f602b82262af8daebcc066a87159cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:51.649823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014922/publication.txt
observed 9553be5adb23e1090f3383ac88fbc682...
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.