OpenTechnical

OT-2026-000069295

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000069295) never changes.

Identity and time

Publication numberOT-2026-000069295 · never reused
Internal UUID01a0ae90-b528-7c5d-8df2-d5f906001ccb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069295
StatusPUBLIC

Content hashes

Canonical texte21ea84c6ddae5ae3c34887d2f6782bec41d087ee8b9c140b112705a1ff9323f
Markdownf95add31b5da55be6620947f6a191c3f08e7cdf0ffc2d4a7af92b0542f4dd728
PDF
Publication page83d89ab7bd583530e73821ffc417cd59ddd2c3c24f981cd658557ee1a6f346ad
Manifest47db97530f79bea9c8014d7353e108158d5742f289c78df2020122d320c0c174

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
SignatureDwicXyr6XPoMwhrms9GSLRtvTSweihQQ9+1ROLBNlsB0C+YN8vqmn3hWstfuoGnQ0KTiRhtstFqEJMw2rtU5AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:30:02.977600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069295
observed 83d89ab7bd583530e73821ffc417cd59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:02.957539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069295/manifest.json
observed 47db97530f79bea9c8014d7353e10815...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:02.933562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069295/publication.md
observed f95add31b5da55be6620947f6a191c3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:02.912601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069295/publication.txt
observed e21ea84c6ddae5ae3c34887d2f6782be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:51.823942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069295
observed 83d89ab7bd583530e73821ffc417cd59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:51.806417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069295/manifest.json
observed 47db97530f79bea9c8014d7353e10815...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:51.788213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069295/publication.md
observed f95add31b5da55be6620947f6a191c3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:51.769648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069295/publication.txt
observed e21ea84c6ddae5ae3c34887d2f6782be...
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.