OpenTechnical

OT-2026-000045278

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000045278) never changes.

Identity and time

Publication numberOT-2026-000045278 · never reused
Internal UUID01a0ae7c-f76a-7d4f-a1c3-e982701b52ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045278
StatusPUBLIC

Content hashes

Canonical text1f1f203097df9615be1cda05b2c0904d62be8dbb790880db23929f91e6569f5e
Markdownaae1ad8944a04da7d1144b017e22b5be65f521567f04bc5adb3da781c9e58758
PDF
Publication pageab820378ee4a124519664d90d4134e249ee665e552a4cd0eeefb7a9b7a78efad
Manifestc76d7ee50ee497b3502cda5f74882729039902feca774194fbcf7175a70a82fe

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
Signature6A3/zhJ+YXyLqPiee/BOLSo50iFmLEQJSty3DazNhsP4PqHzDTLefWDwjsoBUstUXo/N1Qq/S5+Ayo/BcwKOBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:10:29.506058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045278
observed ab820378ee4a124519664d90d4134e24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:29.488477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045278/manifest.json
observed c76d7ee50ee497b3502cda5f74882729...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:29.470851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045278/publication.md
observed aae1ad8944a04da7d1144b017e22b5be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:29.450668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045278/publication.txt
observed 1f1f203097df9615be1cda05b2c0904d...
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.