OpenTechnical

OT-2026-000027213

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before set-down

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-2026-000027213) never changes.

Identity and time

Publication numberOT-2026-000027213 · never reused
Internal UUID01a0ae72-3454-7be1-954a-e317f99d90e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027213
StatusPUBLIC

Content hashes

Canonical textb24c72086e432cbc2103646d903ecd1311d91fce8b17cd39d97687049a588988
Markdownee8c6f2d54b0594eedf0523943c50001a800a39a3bab15c16318f9fdaafb7975
PDF
Publication page3577d519d01ed6f1e848d331e235059f853d4f79a2a3db04a5269d2f9933e369
Manifest636a24bf6891b89baa7bbda1fc55b8ab37e90125b11f9f51dbbd63fe58fe2067

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
SignaturecghpZN9KcewUTdbXXTRE97jbnRVh8DEMeu/8+WI9/41IaHgEeIBrPPw53mdsrYqUIGTzMZ/Eo1t+G2vwzaPSCg==
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

2026-09-17T11:44:06.291980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027213
observed 3577d519d01ed6f1e848d331e235059f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:06.275201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027213/manifest.json
observed 636a24bf6891b89baa7bbda1fc55b8ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:06.257514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027213/publication.md
observed ee8c6f2d54b0594eedf0523943c50001...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:06.240593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027213/publication.txt
observed b24c72086e432cbc2103646d903ecd13...
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.