OpenTechnical

OT-2026-000076753

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, three stage ejector, pressure sensor per zone, 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-2026-000076753) never changes.

Identity and time

Publication numberOT-2026-000076753 · never reused
Internal UUID01a0ae94-b06f-719c-ab46-27d5b6cb388a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076753
StatusPUBLIC

Content hashes

Canonical textc56e5015f956a228e419c3d6784d3886ce3344ce8e06d5c9843cbe4eed2f037a
Markdownf06fc586462fd9c74986b246add3de319647961744f26ef226cdb1a08148e552
PDF
Publication pagec8611eacad7068b65cb2fe638a4acdfcffe55338c9d33776775a80413305d5fe
Manifestc3de890893bcd8aa925f02555fb8b5c31736b79342014e5f158288c045449f7f

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
SignatureBiDLzj8LuDWvQBjtDwvcwjqJZKMYiIIE6qdS7ByiwGmC++Yk8/V17aqsvtC5/j9qkJE0FYDB9foVZaklbLJJCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:09:36.362994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076753
observed c8611eacad7068b65cb2fe638a4acdfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:36.344173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076753/manifest.json
observed c3de890893bcd8aa925f02555fb8b5c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:36.325525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076753/publication.md
observed f06fc586462fd9c74986b246add3de31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:36.307034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076753/publication.txt
observed c56e5015f956a228e419c3d6784d3886...
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.