OpenTechnical

OT-2026-000096540

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, pressure sensor per zone, 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-2026-000096540) never changes.

Identity and time

Publication numberOT-2026-000096540 · never reused
Internal UUID01a0aea0-a4aa-748f-9f55-14cddae76a19 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096540
StatusPUBLIC

Content hashes

Canonical text6b341f34cdf5487fbb9e7bb54c3e15ea87d53839c77ace83303794022d13ea23
Markdownf22c68d16a87c1d0bb78320a28161beeb61b193a40bb35e4e07335479434dd66
PDF
Publication page37866f9ce1399610ff76883867abec9174a874ec9f6db97331e0205213a10436
Manifest9254136ee4cebf9b7225427a23f0bf70f59075d18e3ed3513438dc79c0720282

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
SignatureVZ3JFdXKDBxPFoEogU0+2Jc0sEgtaA6JPESNhcbQYZDt1NW7E+iJ94uVw6h+TyJB332sCc9TbBjfWTyN6aFODw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:58.020364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096540
observed 37866f9ce1399610ff76883867abec91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:58.002371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096540/manifest.json
observed 9254136ee4cebf9b7225427a23f0bf70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:57.982725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096540/publication.md
observed f22c68d16a87c1d0bb78320a28161bee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:57.962413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096540/publication.txt
observed 6b341f34cdf5487fbb9e7bb54c3e15ea...
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.