OpenTechnical

OT-2026-000007766

Publication integrity record

Single cup vacuum gripper, common isolation valve, single 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-2026-000007766) never changes.

Identity and time

Publication numberOT-2026-000007766 · never reused
Internal UUID01a0ae62-843f-7029-9237-e4e641c550cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:27.126957Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007766
StatusPUBLIC

Content hashes

Canonical text3d1a2f875a7688c1add8a1862c9b1081703fbab76a4b1fe958edbf7839c30a02
Markdown056f1f24c077d667340b945939f70e13089228dd7adeb45b0b0d2444e813047e
PDF
Publication page800a5a54d3e108dd6cb20934970545d5778ab05419a787ccb9c1292fe08d1786
Manifestd6b290912037dfd3b7e2f55ec59bd06c0ea80eff16a049a2f21b954f251db945

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
SignatureDXVdJHAZ1Q7avPfEtd9CbNbfCgN3yw2bWqGT8sUKDDLIf/Dyh7Sq/9+cjiuMd/wsh8JJ+/67PauSHYGc/6tTBQ==
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

2026-09-17T08:10:04.624124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007766
observed 800a5a54d3e108dd6cb20934970545d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:04.605210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007766/manifest.json
observed d6b290912037dfd3b7e2f55ec59bd06c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:04.586253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007766/publication.md
observed 056f1f24c077d667340b945939f70e13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:04.567874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007766/publication.txt
observed 3d1a2f875a7688c1add8a1862c9b1081...
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.