OpenTechnical

OT-2026-000078613

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000078613) never changes.

Identity and time

Publication numberOT-2026-000078613 · never reused
Internal UUID01a0ae95-7c2a-76eb-b03f-a96465958e8d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078613
StatusPUBLIC

Content hashes

Canonical text46f63b80ff1189f371b043a8c08bde38c81bd0c66b9b0e79a77f29c97adbbb28
Markdownae738fa5f8e9cc2597449ecbf27f2a44d4b0de6ef73112bed9c15936d3eb4e18
PDF
Publication page4fd6b13220c9f0215848f08053601dae4cb8e96cab59727b4979e4acd7cfc4cb
Manifestf783ca4dc4fc7802203b697e194d9746ee6282761ed26263cf09d7c4ddd2e119

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
SignatureqoAOMbzU7WQMQsYSCPbFM5ltZQBYdxrXTyiECqlBWpdEJ0AhPHY9Txu+BEkP/TNrnOkcGId6smsu6c0p4gXzDQ==
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

2026-09-17T10:06:38.951011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078613
observed 4fd6b13220c9f0215848f08053601dae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:38.932997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078613/manifest.json
observed f783ca4dc4fc7802203b697e194d9746...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:38.914026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078613/publication.md
observed ae738fa5f8e9cc2597449ecbf27f2a44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:38.894908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078613/publication.txt
observed 46f63b80ff1189f371b043a8c08bde38...
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.