OpenTechnical

OT-2026-000100359

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, pump fed, pressure sensor per zone, 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-2026-000100359) never changes.

Identity and time

Publication numberOT-2026-000100359 · never reused
Internal UUID01a0aea3-3054-7b64-98d4-bfa11065cb90 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100359
StatusPUBLIC

Content hashes

Canonical text1c8a3d2a98ab8e8957dceba9e1de7be57f947ed8aeea3f8a9be594943d79955e
Markdown3729a7b3c5e99663f3a4cd0d867d5548969a3c66c7b138d6d5cc8a1be122214b
PDF
Publication page38a09e770aa08b2dc1c3dd66bce81a5e8c9ebbb51fa3399c1d7387a11bc4856e
Manifesteef3eb3e47304b98039e7a6c0f62731ac3b8d684ed9c5ce760a9fa5e24a9e9ac

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
Signature9QclYsDDTvwr7/bUvwr8yICTw/xv/LNSrdOHXv3X6YZESN+3OIxRSdzGVnD+uGR4SKHi4V/KREGIDBnOm7kbBw==
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

2026-09-17T09:30:18.725580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100359
observed 38a09e770aa08b2dc1c3dd66bce81a5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:18.707853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100359/manifest.json
observed eef3eb3e47304b98039e7a6c0f62731a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:18.689343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100359/publication.md
observed 3729a7b3c5e99663f3a4cd0d867d5548...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:18.671470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100359/publication.txt
observed 1c8a3d2a98ab8e8957dceba9e1de7be5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:40.994990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100359
observed 38a09e770aa08b2dc1c3dd66bce81a5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:40.975675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100359/manifest.json
observed eef3eb3e47304b98039e7a6c0f62731a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:40.957936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100359/publication.md
observed 3729a7b3c5e99663f3a4cd0d867d5548...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:40.940316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100359/publication.txt
observed 1c8a3d2a98ab8e8957dceba9e1de7be5...
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.