OpenTechnical

OT-2026-000057127

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000057127) never changes.

Identity and time

Publication numberOT-2026-000057127 · never reused
Internal UUID01a0ae87-d5b9-72a1-991a-a2aee2678a67 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057127
StatusPUBLIC

Content hashes

Canonical text1d97200d047445cf1a90e2548e50f8bbc9f564e69019ac7280d4260146b563b3
Markdownd262dab508d2cb97af978a7b8b4b2dd5abe32b9e824130ba876f4c6a6a7d8fdc
PDF
Publication page11944c61dd2a8a2c87f1ed14fb4b88b49419ef38540cf6abf68e0b79127d9b4f
Manifest11ce6c6c0b4761d0e9dd1ed72f1dd75188ad9e936fe082b534036ee09d8db62a

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
SignatureGc9yHVjgsFn96WjDaowxLMOMobMii0wc8UuD+Y92oPWmo2ofG3BSAfJe/VrsNDPWu56cxz07eastDhAgTPeFBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:06.195857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057127
observed 11944c61dd2a8a2c87f1ed14fb4b88b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:06.163031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057127/manifest.json
observed 11ce6c6c0b4761d0e9dd1ed72f1dd751...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:06.145999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057127/publication.md
observed d262dab508d2cb97af978a7b8b4b2dd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:06.129322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057127/publication.txt
observed 1d97200d047445cf1a90e2548e50f8bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:14.804363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057127
observed 11944c61dd2a8a2c87f1ed14fb4b88b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:14.788416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057127/manifest.json
observed 11ce6c6c0b4761d0e9dd1ed72f1dd751...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:14.771589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057127/publication.md
observed d262dab508d2cb97af978a7b8b4b2dd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:14.752730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057127/publication.txt
observed 1d97200d047445cf1a90e2548e50f8bb...
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.