OpenTechnical

OT-2026-000010654

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, single stage ejector, 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-2026-000010654) never changes.

Identity and time

Publication numberOT-2026-000010654 · never reused
Internal UUID01a0ae6c-0ee8-75aa-97d8-c33666b6be6b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010654
StatusPUBLIC

Content hashes

Canonical texta479bf7d1cee834ebdc06f096de0f323703d39612547cd1540d7a978251c3ff7
Markdown8dbf1781ff431583e430329a98b13504b7ba4fb1ae0f15b5ae23e8a666d93094
PDF
Publication page22fdb06e3ef9f08e6253d9ed6ccbd69b4b1913f41690d5f6f735a1513b661150
Manifeste36831c13cc05531ff513d144347b866386b9383f3b6724974ae6a6fbcd8f541

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
SignatureUDdiPBDHiOridHj8JhrSu7QVkwQfNiiyjRrUk1JfHd/iB5skTKpHm5ma+p2jOK7a14ZnYB4fc4B7q7uOPdwaAw==
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

2026-09-17T12:14:51.444275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010654
observed 22fdb06e3ef9f08e6253d9ed6ccbd69b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:51.421166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010654/manifest.json
observed e36831c13cc05531ff513d144347b866...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:51.399484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010654/publication.md
observed 8dbf1781ff431583e430329a98b13504...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:51.381153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010654/publication.txt
observed a479bf7d1cee834ebdc06f096de0f323...
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.