OpenTechnical

OT-2026-000092724

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, pump 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-2026-000092724) never changes.

Identity and time

Publication numberOT-2026-000092724 · never reused
Internal UUID01a0ae9d-b600-7971-8b2d-8f2de8e28003 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092724
StatusPUBLIC

Content hashes

Canonical text850464fcae5e813cefe9dc8957327d5b6ad1f7704d8072eea32364790d3db750
Markdowna76ca7de2ebd00ca67142ca8e96cf28efba2563ff6de415a04ebda2133c34e5e
PDF
Publication pagecae73dbeb0a313cc4594370d9a60373feea8e2a6c42a8a102075d32afc4f5de2
Manifestb6aef4d6d57d21a1558a4641e3609562640e4c55667895fb69b3dcdfde02dcef

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
SignaturenNNtAj5FRL0zcOdA9XqPiw/N39gGcmh6naR4NHDdIQ9m8i8dpO5c1qQ8J/W2LvnTCs5PvoGf9EYYj+lOu4UuBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:41:20.809845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092724
observed cae73dbeb0a313cc4594370d9a60373f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:20.794395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092724/manifest.json
observed b6aef4d6d57d21a1558a4641e3609562...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:20.778098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092724/publication.md
observed a76ca7de2ebd00ca67142ca8e96cf28e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:20.760604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092724/publication.txt
observed 850464fcae5e813cefe9dc8957327d5b...
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.