OpenTechnical

OT-2026-000044145

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, sustained blow-off after 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-2026-000044145) never changes.

Identity and time

Publication numberOT-2026-000044145 · never reused
Internal UUID01a0ae7b-d67a-7fca-b205-afc60f9aa0f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044145
StatusPUBLIC

Content hashes

Canonical texte3de711852bbaece2e32395dfebae7c6d5f79d1a3951b8996b1a6ada41056556
Markdownd54cb4b1e772092f71dac4be1bd004da890e6f21680bc8e939ba31b97ce90fb4
PDF
Publication page3ac7eeccbe46f0320456fd9724a6c4251d545b8af05b4316d8df08a50015bb84
Manifest66fd5331ed0bec980871e5d34078a396450c995a756ff1fae00da7e3faac426c

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
Signature4EiPQ1CfRvurTJ9BAVA0ynPfUU0RtrwITXQu3YWhK122NLrFkLlN+4fNL1wnPp3NH0oghg3iLD+OhNS9EHVhDg==
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

2026-09-17T11:12:34.093576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044145
observed 3ac7eeccbe46f0320456fd9724a6c425...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:34.076587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044145/manifest.json
observed 66fd5331ed0bec980871e5d34078a396...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:34.059281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044145/publication.md
observed d54cb4b1e772092f71dac4be1bd004da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:34.038525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044145/publication.txt
observed e3de711852bbaece2e32395dfebae7c6...
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.