OpenTechnical

OT-2026-000017589

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000017589) never changes.

Identity and time

Publication numberOT-2026-000017589 · never reused
Internal UUID01a0ae6e-76ca-7e83-b68c-f633b050c8b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017589
StatusPUBLIC

Content hashes

Canonical text1e356f62bd63d56ea7dd700dfca557b8a78b7bcd30bfe43ebd1469d2265e85ab
Markdownb6257ece8643373ef34fc7fad413788c7c07f00b3a57964a530d8c400db6eaad
PDF
Publication page0f937f950f39b1f432390800a7e516d6aba5c75a253cf9950b3c635e228b5104
Manifest09fe858fc5b53e675e3e711ef8fac4d5aba83e387b54920e7dba9888aedfb6e2

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
SignatureWTvaWxu/6u7OBiyFZ1R36M5a4PvJRohEcRiD2WWl1Q/Fkajdgat1O1ZdPoqnP1zA9T+ialtBcT59hhtDa4UHAA==
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

2026-09-17T12:02:45.998683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017589
observed 0f937f950f39b1f432390800a7e516d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:45.980093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017589/manifest.json
observed 09fe858fc5b53e675e3e711ef8fac4d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:45.962973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017589/publication.md
observed b6257ece8643373ef34fc7fad413788c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:45.945408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017589/publication.txt
observed 1e356f62bd63d56ea7dd700dfca557b8...
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.