OpenTechnical

OT-2026-000044477

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off after set-down

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-2026-000044477) never changes.

Identity and time

Publication numberOT-2026-000044477 · never reused
Internal UUID01a0ae7c-39d8-75ad-a4d5-0611f435bca7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044477
StatusPUBLIC

Content hashes

Canonical text16e3bd274d6632730630de0d6a29b61688964e6b978a8d9f17bbd9062b3c4c87
Markdowndb3dd131c945de86f96a9be16716ede2fa86bd540d329433c99bdb4a77770438
PDF
Publication page12305c1f7b8860a512c5b711356c4218cfad46529783515765d0540ff5bbfb41
Manifest894f4236ecc27ca3e143e0c29e15c236ae3de39f4dc70422a57e349eeea27951

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
SignatureIg860CXmG87NxIM0H7K2GWgiSy5gS3OA6TWOZlrNUpiS+hTFhvHMLXv8V5LLeJuFdI/dBAOX+En2fD4Ne54XAQ==
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

2026-09-18T04:23:30.009346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044477
observed 12305c1f7b8860a512c5b711356c4218...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-18T04:23:29.991327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044477/manifest.json
observed 894f4236ecc27ca3e143e0c29e15c236...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-18T04:23:29.950410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044477/publication.md
observed db3dd131c945de86f96a9be16716ede2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-18T04:23:29.798004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044477/publication.txt
observed 16e3bd274d6632730630de0d6a29b616...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:54.327805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044477
observed 12305c1f7b8860a512c5b711356c4218...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:54.309931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044477/manifest.json
observed 894f4236ecc27ca3e143e0c29e15c236...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:54.291481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044477/publication.md
observed db3dd131c945de86f96a9be16716ede2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:54.273104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044477/publication.txt
observed 16e3bd274d6632730630de0d6a29b616...
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.