OpenTechnical

OT-2026-000098654

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, 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-2026-000098654) never changes.

Identity and time

Publication numberOT-2026-000098654 · never reused
Internal UUID01a0aea2-42ad-767c-908d-57989e938f04 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098654
StatusPUBLIC

Content hashes

Canonical text4ea21273cf21444a286b3a3a332497d03254f286e701745aafe8d482066a418b
Markdown745a0f82743c34576a940fb3b4fde1e7b4642e943866aca2f4b5b0970c31a348
PDF
Publication page168383483f4c39d48b6011a8a1147761ae2aaa2e1be1c013401b80c06b588ca6
Manifest693dc24fbc87a08049382ba369e7240009126e6a253bcab3f266b845b4596744

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
SignatureZZEHI/CZNpuL58yR5qUZ6wym23ZNANKUUHQWmrl5Imabftx4K/aTxuhJcbcqz6Z7wei0c4hVmuWaTCJSW9x7DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:56.987443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098654
observed 168383483f4c39d48b6011a8a1147761...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:56.967065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098654/manifest.json
observed 693dc24fbc87a08049382ba369e72400...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:56.950016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098654/publication.md
observed 745a0f82743c34576a940fb3b4fde1e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:56.931016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098654/publication.txt
observed 4ea21273cf21444a286b3a3a332497d0...
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.