OpenTechnical

OT-2026-000101441

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000101441) never changes.

Identity and time

Publication numberOT-2026-000101441 · never reused
Internal UUID01a0aea4-0e14-796c-8ef4-663e25468dd2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101441
StatusPUBLIC

Content hashes

Canonical textc12f6761f8d2d723107c04fac7c6999fa438f9262ae4b3d682ad0926835c767b
Markdown8c0e3cc562a911882ba825b8c3a6527eac907d057c674cdc80e9ed5d5990f751
PDF
Publication page3a084157e69ece963f2ed80178bbd390ae586cb92ec409f24f0b9d23a84a260c
Manifestebd7a7bb7b0ccb0f414b03463bf52f4f6e7058dac07d890f063952173df2a099

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
SignatureAiC7WLpyd+0Pmsz/1SgJiONFfSv+bx1jfT8Ra5n/5laCSw2EGLmfAs4twu4Sp8PwOlYAmiNCXcVlNt8G7CzMBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:00.111284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101441
observed 3a084157e69ece963f2ed80178bbd390...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:00.089948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101441/manifest.json
observed ebd7a7bb7b0ccb0f414b03463bf52f4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:00.071394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101441/publication.md
observed 8c0e3cc562a911882ba825b8c3a6527e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:00.052025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101441/publication.txt
observed c12f6761f8d2d723107c04fac7c6999f...
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.