OpenTechnical

OT-2026-000092347

Publication integrity record

Four bellows cup vacuum gripper, four zone face, two stage ejector, supply line pressure sensor, 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-2026-000092347) never changes.

Identity and time

Publication numberOT-2026-000092347 · never reused
Internal UUID01a0ae9d-875b-7cde-992a-a97f88e23f44 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092347
StatusPUBLIC

Content hashes

Canonical textb688f3d66b696d80e7e24394a9f0fb15bc3938aa601855c35614b676657f4cc5
Markdown7abea3c7e6db6fa776c780ff55cedaccea532d871155fc63aaf3663f3b54f6cc
PDF
Publication page85dbde09a0e085441a67db4ae8785aee0fb0b4202b10ecdd0c0daba28bea8387
Manifestf021f844216b8d0255c34eb6858a66bf27f49ce91edab38c47e8f8329511ea14

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
SignatureadaejIWxRLYmRctSO1n01Y61ljaGbD8mq3vzN/23a77xo0HLEST4VG1Tbg2gBN6u4uba+adGgKGKUS0Vi0ytDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:41:53.846576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092347
observed 85dbde09a0e085441a67db4ae8785aee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:53.827244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092347/manifest.json
observed f021f844216b8d0255c34eb6858a66bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:53.807465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092347/publication.md
observed 7abea3c7e6db6fa776c780ff55cedacc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:53.790132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092347/publication.txt
observed b688f3d66b696d80e7e24394a9f0fb15...
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.