OpenTechnical

OT-2026-000009370

Publication integrity record

Four cup vacuum gripper, four zone face, three stage ejector, supply line pressure sensor, vented 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-2026-000009370) never changes.

Identity and time

Publication numberOT-2026-000009370 · never reused
Internal UUID01a0ae6b-7561-7598-9ceb-e3f9bbc248de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009370
StatusPUBLIC

Content hashes

Canonical text914f691fbaa3352180d268f5aee1a736342467bafa44be586a9f97d5f8d21d6a
Markdown1d04e308c67825edcd8ebd7b6047d03d0465d1b7fe155f2a06f4251060889579
PDF
Publication page5476477aec328b92cbdc00786d0f7665b6e007ba40d864b9cf4e9812ee46037b
Manifesta7235390b29db6991ec7a992829e6eabb0f70f0fb1f949b610a41abce8854937

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
Signatureg9wq7I3rQ6zBBCN9C1uyLezz/h94d+vM9tcnFk39eMniTSqqZ1tAvqkJ562L68jHWLp5deB5geqDUp97XqvCDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:38.385524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009370
observed 5476477aec328b92cbdc00786d0f7665...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:38.366040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009370/manifest.json
observed a7235390b29db6991ec7a992829e6eab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:38.346258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009370/publication.md
observed 1d04e308c67825edcd8ebd7b6047d03d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:38.327235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009370/publication.txt
observed 914f691fbaa3352180d268f5aee1a736...
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.