OpenTechnical

OT-2026-000017121

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed 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-2026-000017121) never changes.

Identity and time

Publication numberOT-2026-000017121 · never reused
Internal UUID01a0ae6e-76c7-7768-95f6-1025f473d690 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017121
StatusPUBLIC

Content hashes

Canonical textf2f5e31cabd31d569c1c2df792cb5032c9dcbad0b8f03711f7aa877d0b78f37b
Markdowncaf3f5c15cfcc927327f016e04f2cfe1d916ee2b62345cc933b9bd782f1150ed
PDF
Publication page0f944f51acf52c239e4daf13d657f7ccb4e7ba44043ed8004d0bce796ba5c9e0
Manifestdfc39f31d1d07a67b59bef3dbb54b46e69c91f9939a7ee0be80d0a1f533fe5c2

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
SignatureW0AB0WqOPbjGyj8ssw001V31twCgY5JB6/gb5e3sA3bQNjIpM6ANYwTilMZyY/Ql5+IgRwCKJNC478AeWMU7Bg==
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

2026-09-17T12:02:10.580308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017121
observed 0f944f51acf52c239e4daf13d657f7cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:10.562636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017121/manifest.json
observed dfc39f31d1d07a67b59bef3dbb54b46e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:10.545504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017121/publication.md
observed caf3f5c15cfcc927327f016e04f2cfe1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:10.526117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017121/publication.txt
observed f2f5e31cabd31d569c1c2df792cb5032...
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.