OpenTechnical

OT-2026-000026583

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, pump fed, 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-2026-000026583) never changes.

Identity and time

Publication numberOT-2026-000026583 · never reused
Internal UUID01a0ae71-f4a9-7bbe-bc0b-f71d23aa83da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026583
StatusPUBLIC

Content hashes

Canonical text261bb6b141d41d8289662d76a12652b6ea300a47721a792b350ecee4d6e43f22
Markdown4e9c9a752c7d0d474bebd13fe1508745f267ee22736f743ee0cce01e4c9eeee7
PDF
Publication page4306c01604a9c49dc37b58b906bddcd6f92503230db34f1d96a0a5a87db60b5e
Manifestba1bfb09fd74bb20204d2aa54a8a628bdec31fef6a8637d8e2a6c42c88675057

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
Signature+azjvU826u1t8i26iINz5yN4d1Kwiop/gDLoeFbCdaZ7FLvrmgA9dVXbBVJrtXUS+AZXMKoWxMpRjyKvXqCFCg==
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

2026-09-17T11:45:38.901399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026583
observed 4306c01604a9c49dc37b58b906bddcd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:38.880743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026583/manifest.json
observed ba1bfb09fd74bb20204d2aa54a8a628b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:38.850327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026583/publication.md
observed 4e9c9a752c7d0d474bebd13fe1508745...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:38.826655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026583/publication.txt
observed 261bb6b141d41d8289662d76a12652b6...
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.