OpenTechnical

OT-2026-000033965

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, pulsed blow-off after 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-2026-000033965) never changes.

Identity and time

Publication numberOT-2026-000033965 · never reused
Internal UUID01a0ae75-df0b-72a2-9304-69a171fd07c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033965
StatusPUBLIC

Content hashes

Canonical textb7fb2e9baae812c19f2fd7040774b13f44fe4d79fbd2798fcb9d09649fc0fe92
Markdowna858b0b1ff176484dd8aa99dbd245a7745865329303cd6637bf816a4dd1e65bf
PDF
Publication page7303acb01879622a2db1c42c65dce01ee164d4462fe4a4f4eb975854cc3681ce
Manifest2e696c7903c12faa258931c4655025613a1a3abc5482861164fa24c2da0e1954

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
SignatureQw/733LRbWck7HuxYOiq+36xaAR/Nw02pDivN9T0aEqoXqkCGdN9jT/q5IN+HPxCYYcc+nW/Hioq7/OMAUL4DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:30:05.640434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033965
observed 7303acb01879622a2db1c42c65dce01e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.620441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033965/manifest.json
observed 2e696c7903c12faa258931c465502561...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.603179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033965/publication.md
observed a858b0b1ff176484dd8aa99dbd245a77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.583103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033965/publication.txt
observed b7fb2e9baae812c19f2fd7040774b13f...
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.