OpenTechnical

OT-2026-000097469

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, 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-2026-000097469) never changes.

Identity and time

Publication numberOT-2026-000097469 · never reused
Internal UUID01a0aea1-55b3-7051-95c9-4be57b505f9f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097469
StatusPUBLIC

Content hashes

Canonical text2b0b7c11f427359fbf21e93e546c96956be940aea9f07c129ee60d81b9aa593c
Markdown5390572e3c2b276e3d7293384574f47f6ed8b49e0f7af17f21330230f2e0c893
PDF
Publication paged2a28d6e4882272524a6bd985d3c8b7dd317485e27916927c766b26e512ebc6b
Manifesta67d11c856ba2295302cf6f890101ec8a3c4a4e48c0ab300da4b29904500e553

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
SignatureRDtEAjjLPy6bTJ0fGmUQAk57Xcq4sxXGOV34mZ1jRl5iwgyXKjoPfRY/W27FRbiogNpOkCoZJJRtuV+qfPikAw==
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

2026-09-17T09:33:20.255573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097469
observed d2a28d6e4882272524a6bd985d3c8b7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:20.237433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097469/manifest.json
observed a67d11c856ba2295302cf6f890101ec8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:20.217312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097469/publication.md
observed 5390572e3c2b276e3d7293384574f47f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:20.200777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097469/publication.txt
observed 2b0b7c11f427359fbf21e93e546c9695...
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.