OpenTechnical

OT-2026-000072363

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000072363) never changes.

Identity and time

Publication numberOT-2026-000072363 · never reused
Internal UUID01a0ae92-47c3-7500-9183-1368848b3442 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072363
StatusPUBLIC

Content hashes

Canonical text956dd5bf60c9b9c731e5212358ece3e36a8ec6cd9becc33cd146c0e30e5b41c9
Markdown6a8339da2a40622092147c6365bcd42371b56d89f47ddb0ef43405ddb45c53da
PDF
Publication page4d07afd5f99b631a942dd9127c33489248b93ceb2d194e7e1a594a0ebd721b9f
Manifestd79be73909c74e7a120c93d8a57592a4b0d10485ac8428b9cfa686c381f776d1

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
SignatureJpFGIfhw5HTFnpJmjD8xfp5z94HMgIF5Ng6vpR/OVAJynRa9oS74v06AH4z0pIgQfPPJ6uGLKsbuexjVQ4L1BA==
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

2026-09-17T10:23:35.921037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072363
observed 4d07afd5f99b631a942dd9127c334892...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:35.904857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072363/manifest.json
observed d79be73909c74e7a120c93d8a57592a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:35.888169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072363/publication.md
observed 6a8339da2a40622092147c6365bcd423...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:35.871357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072363/publication.txt
observed 956dd5bf60c9b9c731e5212358ece3e3...
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.