OpenTechnical

OT-2026-000009494

Publication integrity record

Foam pad vacuum gripper, four zone face, plant vacuum fed, supply line pressure sensor, vented after 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-2026-000009494) never changes.

Identity and time

Publication numberOT-2026-000009494 · never reused
Internal UUID01a0ae6b-7562-7be8-b1c0-1cdbf074e84d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009494
StatusPUBLIC

Content hashes

Canonical text116944d2ac41f66e8e506d75e3f0cfef6b2c2f18264d8e89fd7b9a005cf91e5b
Markdown8adcee058a354e28966e9c64987b6cd0d15aa52e89bf7800e5e6cbf46d314929
PDF
Publication page3ede888979bd2cedd4d0409c770c008eb57b9ec460f00cd211a52771cf718136
Manifestdd7d2bf3792d3dfa1504bee9d983c07ebe447ecb7f56a8d3886f280cfd592e47

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
SignaturedrFwtPGLkmo6X/wuLcaAcXD/TfrZ/uxPNk7pAwp7qo7pDGCl8vrygpn/hIplZ4ZmWHfYKMAuJh4XrmCpUdToDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:53.875820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009494
observed 3ede888979bd2cedd4d0409c770c008e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:53.854611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009494/manifest.json
observed dd7d2bf3792d3dfa1504bee9d983c07e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:53.835928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009494/publication.md
observed 8adcee058a354e28966e9c64987b6cd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:53.816405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009494/publication.txt
observed 116944d2ac41f66e8e506d75e3f0cfef...
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.