OpenTechnical

OT-2026-000060903

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, manifold 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-2026-000060903) never changes.

Identity and time

Publication numberOT-2026-000060903 · never reused
Internal UUID01a0ae8b-12f1-7e86-8bf5-d7a2c1b9465e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060903
StatusPUBLIC

Content hashes

Canonical text29342acb2d451fa8e2ec4f4bb1fe273b051b42fb17fe39ab160ef32116b2645a
Markdownaa59084187b3f1244dba3406ad1f9123b4aca109c196ead7b30495d037cc17a2
PDF
Publication pagece022ce302484bb1abceca7be2fae459cfc84c944dffe90d89aa44db3bdd5517
Manifest9830c4ab653349857de12ea396da05c01b757152db8cdd66b0b36f643b6672d0

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
SignatureSz3AwkbIMAGK+30LO5iff7QMF51ITSUD8JCbSrEPrz0XCYrU/TRC4GztPzaVKkyDk0QDL7asRYIJNKIHvksDDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:09.982706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060903
observed ce022ce302484bb1abceca7be2fae459...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:09.965451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060903/manifest.json
observed 9830c4ab653349857de12ea396da05c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:09.945806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060903/publication.md
observed aa59084187b3f1244dba3406ad1f9123...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:09.929041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060903/publication.txt
observed 29342acb2d451fa8e2ec4f4bb1fe273b...
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.