OpenTechnical

OT-2026-000099785

Publication integrity record

Foam pad vacuum gripper, three zone face, three stage ejector, pressure sensor per zone, 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-2026-000099785) never changes.

Identity and time

Publication numberOT-2026-000099785 · never reused
Internal UUID01a0aea2-c978-78f3-b0ef-27f44a84edd3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099785
StatusPUBLIC

Content hashes

Canonical text48bab4cef6d93bc62b4c8d6ac7cf451ad2668195d8b1e87b46b83da19cbe5fea
Markdown7443273c3325f2aa8a5209d73fb4711d8d320c6ab7f7b71216776e9365d4eb4f
PDF
Publication page7255fe1657b23c7b01998eda67c368c188cfe04a7e10ac79ac194c3b7bfdae08
Manifest844d8bb1e89cbdcb6d53fe57607d403f9e0cdaed70620d1571c659245b7c5d16

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
Signaturembe9v5vFRTrlUkkIDp/73Vq8boEsw2YgIU4DRqb3AHoOG5c5NWTwxPKo2wDJfwM55qSPm+xwbWHrGmKbyQN3Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:49.364773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099785
observed 7255fe1657b23c7b01998eda67c368c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:49.347896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099785/manifest.json
observed 844d8bb1e89cbdcb6d53fe57607d403f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:49.330511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099785/publication.md
observed 7443273c3325f2aa8a5209d73fb4711d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:49.314280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099785/publication.txt
observed 48bab4cef6d93bc62b4c8d6ac7cf451a...
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.