OpenTechnical

OT-2026-000016279

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, pulsed 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-2026-000016279) never changes.

Identity and time

Publication numberOT-2026-000016279 · never reused
Internal UUID01a0ae6e-2d11-720b-9aec-47695c604419 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016279
StatusPUBLIC

Content hashes

Canonical textf8c7d455e5e696eb52aa9b1491430005566e3d9afe87be432ebc2dd2889642ed
Markdown987ae715751836e471fcaa661a46c5a6fe3de33709681468e59160e4a5a8e52d
PDF
Publication pagea5fa66426484bee0c888906b618ba0513bbbab01568928b84e64fb1db56d17ca
Manifest0b4931e19c252507dcafdac5868da5a0be77bf2496e3ac65ab0330dbfa99f311

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
Signature5j2yhopOqaXqmHELETxEcUC/stQblY8tMiFWkmsnAKY3XfKEltSOwjpY45itcjIs2I0TUBkAOV7gwFiI05OjAw==
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

2026-09-17T12:03:45.871741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016279
observed a5fa66426484bee0c888906b618ba051...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:45.852672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016279/manifest.json
observed 0b4931e19c252507dcafdac5868da5a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:45.834661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016279/publication.md
observed 987ae715751836e471fcaa661a46c5a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:45.815058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016279/publication.txt
observed f8c7d455e5e696eb52aa9b1491430005...
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.