OpenTechnical

OT-2026-000006360

Publication integrity record

Vacuum cup gripper, two zone face, three stage ejector, contact triggered, vented before 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-2026-000006360) never changes.

Identity and time

Publication numberOT-2026-000006360 · never reused
Internal UUID01a0a958-440d-79a1-ae0c-797e5ff76ac4 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:32:09.234125Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006360
StatusPUBLIC

Content hashes

Canonical text81e0d8bf58cf78a40b97e7e6308f6e40c4c3f9d6e967f49ed1a89be6b2a42935
Markdown587fe665f13c2aa4a5ca301e89791b5ed527e7dc5ff13315ff62755e9228027e
PDF
Publication pageb44f3c0a905824726703590ab6f5f51fab38c080bccb3eaf29540e7a01f46e8c
Manifestaf61dc74ebcc9ab3a025480785eb13a2cfe11148bb05c257831f32b365b5a2c6

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
SignatureTt8cQkkuHEkjJXNelz8VEwZ+7qpO7BVZA8gCZpC3IO1u3rDNsFEpeEfHc5KI6vq3MrWROS1EWTI3EgxeiDytDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:40:26.965191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006360
observed b44f3c0a905824726703590ab6f5f51f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:26.950823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006360/manifest.json
observed af61dc74ebcc9ab3a025480785eb13a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:26.937477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006360/publication.md
observed 587fe665f13c2aa4a5ca301e89791b5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:26.922584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006360/publication.txt
observed 81e0d8bf58cf78a40b97e7e6308f6e40...
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.