OpenTechnical

OT-2026-000039718

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000039718) never changes.

Identity and time

Publication numberOT-2026-000039718 · never reused
Internal UUID01a0ae78-d8d5-76fe-aee8-89bc0b388476 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039718
StatusPUBLIC

Content hashes

Canonical text632a8201bc1d601fbca9f7caf3b067fcacb21937d81e5819943b97298d14b49f
Markdown7e61a60f5bbc13e26d77005a69c04ce7138a78f3f62298860394f14aee07ef59
PDF
Publication pagee940304cd6abf93ade70436be9c11c9d476c81037a0cf1a93f0e00bef5a1bf52
Manifest804ae60040a1b04cd4ef06ac48dccc3b19a9896d640250cf87e424a992f4265d

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
Signatureb99exxDnFuPNMebGY4Ue0AZX5lXSI+3WI0J3/zmI4oh8lMCq7slyPKESpZTrZefdDHtJ/+d6hI466Ww7Gok1Cw==
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

2026-09-17T11:19:55.164340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039718
observed e940304cd6abf93ade70436be9c11c9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:55.146155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039718/manifest.json
observed 804ae60040a1b04cd4ef06ac48dccc3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:55.128999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039718/publication.md
observed 7e61a60f5bbc13e26d77005a69c04ce7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:55.111579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039718/publication.txt
observed 632a8201bc1d601fbca9f7caf3b067fc...
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.