OpenTechnical

OT-2026-000037166

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000037166) never changes.

Identity and time

Publication numberOT-2026-000037166 · never reused
Internal UUID01a0ae77-7741-701e-945a-83e8c820d586 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037166
StatusPUBLIC

Content hashes

Canonical text0a9a4fd22cdc8ecd2ffa0be6ce2ae9f74dbac89b7b23a1022d14c0f0e1086e33
Markdownf77f369ed57b49f7a54fc96a99e342c1a676181daa2080f45cfeff86e4d31fdd
PDF
Publication page8459d9db9d4e3c6ff26cf171db25110c1b5c694ccb87168b24f339c01da14dca
Manifestb374f2ea957a22f519064975d94ba122c42c9fecabae04acb2b4ab6165eff725

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
SignatureADirwn7rW3tYv61JvZtLElcTu9mnX0rXL1WqMXXKIb6AjkIW2Jqxx1cHrqlUbi78Tu6ZJIcXOwu34psamPbNAg==
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

2026-09-17T11:25:01.083061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037166
observed 8459d9db9d4e3c6ff26cf171db25110c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:01.067118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037166/manifest.json
observed b374f2ea957a22f519064975d94ba122...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:01.051732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037166/publication.md
observed f77f369ed57b49f7a54fc96a99e342c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:01.035460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037166/publication.txt
observed 0a9a4fd22cdc8ecd2ffa0be6ce2ae9f7...
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.