OpenTechnical

OT-2026-000007806

Publication integrity record

Single cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000007806) never changes.

Identity and time

Publication numberOT-2026-000007806 · never reused
Internal UUID01a0ae62-8d39-78a7-9b48-733a5b766fa1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:29.414051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007806
StatusPUBLIC

Content hashes

Canonical text40f6adcec6f815cd7912040728127142b4076200e35dbee2c4cac902a7bea6f2
Markdown3a34962fcee3b3e5e16b4d27cf6fdfb071e4fd2cb37d5a89372ca96dd156ab53
PDF
Publication page63fda28dc72d4f874c45ed180809380f831a0957481a283cc8b1c71307d99506
Manifestf6b04574c6bbea653b2e69afd7ad3021ee7479de59b4c43543d14517ffdb21a9

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
SignatureqQJAubXgnqVzTNss0hFqnHdVQrONh2y+YgDZE/TsIajCaCalrYBx9a1SQPMIVVx7Tzo8xDYwJOJ93xI9Otg2Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:03.557884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007806
observed 63fda28dc72d4f874c45ed180809380f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:03.539037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007806/manifest.json
observed f6b04574c6bbea653b2e69afd7ad3021...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:03.522710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007806/publication.md
observed 3a34962fcee3b3e5e16b4d27cf6fdfb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:03.506567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007806/publication.txt
observed 40f6adcec6f815cd7912040728127142...
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.