OpenTechnical

OT-2026-000088110

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, 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-2026-000088110) never changes.

Identity and time

Publication numberOT-2026-000088110 · never reused
Internal UUID01a0ae9b-1aa7-734a-8288-078b837ee375 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088110
StatusPUBLIC

Content hashes

Canonical texta3c3b5dc16e5a7dbefa2a464601d2ae6c0c24111a53c1ce330f102a2c1c781f5
Markdown274d048aea2089c9ae1cffbe5c9be2c01f09fe09e2503b3e923c73c1d5ac7497
PDF
Publication pagef161ed3e228e3706961554f11a37001c078ad4fb7d9c7d9933db50f574114243
Manifest928e02d8f616807e7bd83cfdc5b931c03abd50fa7082a5827f39aa63e7ec343e

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
SignatureirYwCylxgcwrkLblDAYgfbQQas7mA7mt7t84boK51rT5DwywJ0hEnhKtXUNGrj2qIjU2A8l2896VLWSsd7ocDQ==
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

2026-09-17T09:50:04.413677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088110
observed f161ed3e228e3706961554f11a37001c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:04.393586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088110/manifest.json
observed 928e02d8f616807e7bd83cfdc5b931c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:04.376962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088110/publication.md
observed 274d048aea2089c9ae1cffbe5c9be2c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:04.359461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088110/publication.txt
observed a3c3b5dc16e5a7dbefa2a464601d2ae6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.583477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088110
observed f161ed3e228e3706961554f11a37001c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.563177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088110/manifest.json
observed 928e02d8f616807e7bd83cfdc5b931c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.543410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088110/publication.md
observed 274d048aea2089c9ae1cffbe5c9be2c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.525480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088110/publication.txt
observed a3c3b5dc16e5a7dbefa2a464601d2ae6...
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.