OpenTechnical

OT-2026-000098727

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two stage ejector, manifold 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-2026-000098727) never changes.

Identity and time

Publication numberOT-2026-000098727 · never reused
Internal UUID01a0aea2-42ae-7ef5-b717-02929190888b · 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-2026-000098727
StatusPUBLIC

Content hashes

Canonical textb733ed2c4c1747b33086278d01232b392ff0b8227cfabb1b82e341d4aca81eec
Markdownc9d0be568fe17e2d633418eb5993904771f49a2c8c2eea7264c66979c4b6bb8f
PDF
Publication page96ca050243f365e747e12da558388a012514f021095c9e8363c3b0cd232836bf
Manifesta405ceb176a15b000598539e96929cd185f49098e09a4a87a7f395962b569660

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
Signature+Usn6DIZjaWs+zph0OCQEbGfp1EXmBfDjjw3HZS/oyELLMLd6PAEXRyJPl8QjwwccBepHK0jElrcnzxMZBipBw==
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

2026-09-17T09:31:02.312862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098727
observed 96ca050243f365e747e12da558388a01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:02.296865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098727/manifest.json
observed a405ceb176a15b000598539e96929cd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:02.279513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098727/publication.md
observed c9d0be568fe17e2d633418eb59939047...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:02.263322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098727/publication.txt
observed b733ed2c4c1747b33086278d01232b39...
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.