OpenTechnical

OT-2026-000086330

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, three stage ejector, 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-2026-000086330) never changes.

Identity and time

Publication numberOT-2026-000086330 · never reused
Internal UUID01a0ae9a-2c96-7c4a-a99d-b8ae795d1ba6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086330
StatusPUBLIC

Content hashes

Canonical textdbc112b451696342fc29c410c97d2b2a413c716a387dbdc4358c442a3c2e8e47
Markdowna9272e2e57f69cb797c2d8e705eb06cb695a675861ef711da2edea48b67b4420
PDF
Publication pageb1da6848cbc8057b43ce210456955bf4a898e311a5df5cdaf9bde7c5b395aed3
Manifeste07bf9b0ce3f295e13edf62d8e61c3f71230c991e2afbed0558f7e6157e84d93

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
SignatureucZXB0Xtk87AxRZr6BtB2LZGJ75BzByTlziGDGyNeJk+kx4e22DOT8KuSVtvvaNQmymjIXmfHT2nWc52n4o+DA==
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

2026-09-17T09:52:01.180094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086330
observed b1da6848cbc8057b43ce210456955bf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:01.160722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086330/manifest.json
observed e07bf9b0ce3f295e13edf62d8e61c3f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:01.142767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086330/publication.md
observed a9272e2e57f69cb797c2d8e705eb06cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:01.125047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086330/publication.txt
observed dbc112b451696342fc29c410c97d2b2a...
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.