OpenTechnical

OT-2026-000022458

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two 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-2026-000022458) never changes.

Identity and time

Publication numberOT-2026-000022458 · never reused
Internal UUID01a0ae6f-f4fd-7f22-b2d0-a449c1cce601 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022458
StatusPUBLIC

Content hashes

Canonical texte84992b27b68d18288c134aba65810943728d42fb5ffe05ad7b09a2c2c45ae4c
Markdownc2eb48505a0e574207483665f2a40c25e8a2a91c197e298eab6a3f90de539369
PDF
Publication pagee359fa74506c52834cadf1389687b55a53e708461bce849560aced9e98267fc0
Manifesta88e4d53cad0c32482553a27def220e2a3dc2a072aca48e608d361df88a3929a

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
SignatureILobis3Fr0AYNld7AP8CJFYcyPWghBKvuha6NDatmt8zX59Jz40XhcSAXR5I360qP5uuJHA+MZlCow6cFWj3CQ==
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

2026-09-17T11:53:51.397422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022458
observed e359fa74506c52834cadf1389687b55a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:51.380113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022458/manifest.json
observed a88e4d53cad0c32482553a27def220e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:51.363081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022458/publication.md
observed c2eb48505a0e574207483665f2a40c25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:51.345076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022458/publication.txt
observed e84992b27b68d18288c134aba6581094...
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.