OpenTechnical

OT-2026-000024912

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed 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-2026-000024912) never changes.

Identity and time

Publication numberOT-2026-000024912 · never reused
Internal UUID01a0ae71-2727-7533-917c-f21a38585e17 · 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-2026-000024912
StatusPUBLIC

Content hashes

Canonical text18cde8afd4208ff9bb3880ef6fa937beca783ea0ba515ed0121353fedcbaeb3a
Markdown5c9ce3002bf45af07f7b5a039ecb527e55a7a1eeaa222868c974a7265551a6ad
PDF
Publication pagecf6c8ae32a54059689aa2b2921275fa9dddfeed130f275b3aab6def8b3241dda
Manifestfcf0d598af4c6fa093e0c9ace193ccd7cbc94a3077df938493b2dbf5a8ebcdc7

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
Signature/nWRIzxTBtuK3R1R8UYAidSIxRKjuZZB5FiwK98uJ8txDLxAUCpes98+CQFOSTrRhfTSBYWTWed4t9KqR0IZBg==
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

2026-09-17T11:48:14.874166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024912
observed cf6c8ae32a54059689aa2b2921275fa9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:14.857277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024912/manifest.json
observed fcf0d598af4c6fa093e0c9ace193ccd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:14.839610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024912/publication.md
observed 5c9ce3002bf45af07f7b5a039ecb527e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:14.820675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024912/publication.txt
observed 18cde8afd4208ff9bb3880ef6fa937be...
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.