OpenTechnical

OT-2026-000022792

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000022792) never changes.

Identity and time

Publication numberOT-2026-000022792 · never reused
Internal UUID01a0ae70-46ea-7893-8c7a-7881221efe07 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022792
StatusPUBLIC

Content hashes

Canonical text9710d23e84c123991a8ff122bb770f58054038cef3fac1b1d9c89089d784cede
Markdown6ae7f44c89feb03dabe97e08b56a2f6df3cf05e1d4f032a61b6d340fb93d85bc
PDF
Publication page144d9d2d13501eac420a96b1aa1ac9e93db5b6ac8db71390ea04329019833b11
Manifestd2031a3c81736cdb53febbbb6c5bea2912cf1443631911ecdf1ddfa71d5dc9f2

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
SignatureVVL5PayQgyEUXfn5nPAdzjAzOslrTXtgcsCpz6OEC9Mr4V5lHfc0OihQRcUJfkKp18mET/h3BtVKI4ApW0XhBg==
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

2026-09-17T11:52:18.758437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022792
observed 144d9d2d13501eac420a96b1aa1ac9e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:18.739926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022792/manifest.json
observed d2031a3c81736cdb53febbbb6c5bea29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:18.721261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022792/publication.md
observed 6ae7f44c89feb03dabe97e08b56a2f6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:18.701983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022792/publication.txt
observed 9710d23e84c123991a8ff122bb770f58...
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.