OpenTechnical

OT-2026-000024989

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single 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-2026-000024989) never changes.

Identity and time

Publication numberOT-2026-000024989 · never reused
Internal UUID01a0ae71-2728-7fd3-82e6-b3c3dab8451d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024989
StatusPUBLIC

Content hashes

Canonical texta35c286c83cc94e5046d2010659925533c1f78b816deac3199725248b7870c22
Markdownfc9eb1e0791bf18bbfbda8c4c5a13a6274a07e3b558a251933e109c71ab14aad
PDF
Publication pageb9fc12d938908e38fb99e3bb5d44f1ff1e428e2e2ca17bd0cc2cadc8a1e0c080
Manifest81f6f356f9eb86b91ff24a91388bd28e42ccc595737f90e64d55dcde31ca2211

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
SignatureJKVs6KnhwgzZfno+cvCebOp1y4UlAokkdn0ks9h4tvaS168Ni32Pe7/Z9kmh3u919DNb2PChkjmP3WMD34pUDg==
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

2026-09-17T11:48:20.807535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024989
observed b9fc12d938908e38fb99e3bb5d44f1ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:20.790085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024989/manifest.json
observed 81f6f356f9eb86b91ff24a91388bd28e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:20.771504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024989/publication.md
observed fc9eb1e0791bf18bbfbda8c4c5a13a62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:20.754840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024989/publication.txt
observed a35c286c83cc94e5046d201065992553...
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.