OpenTechnical

OT-2026-000065495

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, two 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-2026-000065495) never changes.

Identity and time

Publication numberOT-2026-000065495 · never reused
Internal UUID01a0ae8e-46f9-7742-a23e-6931e1e8a9b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065495
StatusPUBLIC

Content hashes

Canonical textfc1cc8e9b0678181be722331e79f583841e1221fb465e563346eda2fbf36b56d
Markdownf35d1affb351f4228508ad23afcacf9af15b54153ed188b64c6234f6b2e7830b
PDF
Publication page785c2f65a5d5dd64fed37857f64361a612befafa921b601ff67421f3422d886e
Manifestd5a8edd5337cea481c2904994a80e485efe042e1f613600832c20ff49b881c13

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
SignatureasdRYgrNgq6/hKGtBe45Gw+w16WAtbRKopWdyixu3grcrO1T/U/64R1U7aazXo7LdYIbJtY7z6Wj0Q5QJX+4BA==
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

2026-09-17T10:33:47.100624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065495
observed 785c2f65a5d5dd64fed37857f64361a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:47.082648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065495/manifest.json
observed d5a8edd5337cea481c2904994a80e485...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:47.064792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065495/publication.md
observed f35d1affb351f4228508ad23afcacf9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:47.047667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065495/publication.txt
observed fc1cc8e9b0678181be722331e79f5838...
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.