OpenTechnical

OT-2026-000030115

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two stage ejector, pulsed 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-2026-000030115) never changes.

Identity and time

Publication numberOT-2026-000030115 · never reused
Internal UUID01a0ae73-e4ff-7afa-882f-637ce6910a58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030115
StatusPUBLIC

Content hashes

Canonical text585e4d84f86c2e2ca60c6a1770136c30d1647929a1d62731eeeb6437e35ff0e7
Markdown20ce97cec689f3217bb610d625f53e43fd704f7f0fe4925422d32418828b1b5c
PDF
Publication page96f6256162acebfe59ecaeecd09101a7e35c937ae9a24a60ca5099fc3566fdb3
Manifestff19dd624167bf72c21b63955bc1b2f6c7569112415b19d5c2f018ea565daddf

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
Signature8Wqug4TVyEx8fE3xZMFz24kYl2aJ16QH66fQTZPfrPSyhj7w1/MlJTQJibMrliNULR3XbVdys1sA7Va/JGTvCw==
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

2026-09-17T11:40:20.909469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030115
observed 96f6256162acebfe59ecaeecd09101a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:20.890150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030115/manifest.json
observed ff19dd624167bf72c21b63955bc1b2f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:20.867837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030115/publication.md
observed 20ce97cec689f3217bb610d625f53e43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:20.848040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030115/publication.txt
observed 585e4d84f86c2e2ca60c6a1770136c30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:42.857168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030115
observed 96f6256162acebfe59ecaeecd09101a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:42.841098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030115/manifest.json
observed ff19dd624167bf72c21b63955bc1b2f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:42.820022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030115/publication.md
observed 20ce97cec689f3217bb610d625f53e43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:42.801882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030115/publication.txt
observed 585e4d84f86c2e2ca60c6a1770136c30...
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.