OpenTechnical

OT-2026-000008120

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, pressure sensor per zone, pulsed blow-off after set-down

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-2026-000008120) never changes.

Identity and time

Publication numberOT-2026-000008120 · never reused
Internal UUID01a0ae6a-908c-7725-98b1-d6e0e2fdc8cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008120
StatusPUBLIC

Content hashes

Canonical text492b17fb69ff220f3407da23aa013f113f056e22975d4a11677531c333de637e
Markdown6a830c087678d6b8c8b064293da7cad8a918a33b05725b2ca0bf7effc07c47fe
PDF
Publication page5d665a5b0f76d13188bf3cd961e65c954eb20f8c6dcaba8002f3a266e50fd351
Manifestb6726b92423be8c0ddf22f37cf51d78ac217a6d3971c2663055f5a242396ac8f

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
SignaturekBucwm6HYbV+OOuMemQ5AUX+uuOGAwwx6emgIDxvdwfBrX5RMya7imrDXOZErulopXKEJ/GoBWy3w0MsCDqtBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:26.456892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008120
observed 5d665a5b0f76d13188bf3cd961e65c95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:26.435698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008120/manifest.json
observed b6726b92423be8c0ddf22f37cf51d78a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:26.417111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008120/publication.md
observed 6a830c087678d6b8c8b064293da7cad8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:26.396183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008120/publication.txt
observed 492b17fb69ff220f3407da23aa013f11...
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.