OpenTechnical

OT-2026-000014258

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two 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-2026-000014258) never changes.

Identity and time

Publication numberOT-2026-000014258 · never reused
Internal UUID01a0ae6d-b279-77da-9633-07bb22f6793e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014258
StatusPUBLIC

Content hashes

Canonical text2a7196c93241cbf67ac9b4376d351715b2fc24d614f47d1b706e3fc594fc2a17
Markdowna8dd11d50e5a0c1c4bb53ede26a69ca05b33f018a4013f89c9bfcd8209eabf64
PDF
Publication page33358f435530fa54b2fd84e9529d3a080fc7d8e8bf87fde9e403c5ebcee24462
Manifest589aacf9a94db51af3e9724659d8fb40f550ec119e161e3dddf1d3584c8071f9

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
SignaturesROoByoMYJqb/kVTyGIeOCBKwf/d8KUiM2u4NYTffP7saUKY08MPSQB+SAjz2jVa4F6c2VW+Bs7MeP/uguzXAA==
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

2026-09-17T12:07:23.080394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014258
observed 33358f435530fa54b2fd84e9529d3a08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:23.060698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014258/manifest.json
observed 589aacf9a94db51af3e9724659d8fb40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:23.040245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014258/publication.md
observed a8dd11d50e5a0c1c4bb53ede26a69ca0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:23.019253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014258/publication.txt
observed 2a7196c93241cbf67ac9b4376d351715...
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.