OpenTechnical

OT-2026-000078595

Publication integrity record

Four bellows cup 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-2026-000078595) never changes.

Identity and time

Publication numberOT-2026-000078595 · never reused
Internal UUID01a0ae95-7c29-7248-88bf-261f4efdd96f · 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-2026-000078595
StatusPUBLIC

Content hashes

Canonical text6b28cc05bee4f45a7074300d993d47680c0661af1e2c395556ddf4c2084cf78b
Markdown786f89777302b0a48280c60636b2307f60f17794090dda90e11cc5cef6404fd7
PDF
Publication pageb67e3f20ff0fc44db6a3625d363b313158d0960b889e30b41122dc5bd2e821a4
Manifest1731d88d8a597769e4174b158dee51589990dcea1df9b33aaab92c0c5970feba

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
Signaturez27sz81jaFSy42tHCUqAyl3E98K8suYrw0Ak20o83Zf80+Zsd5kHGivNPsFj47RY7XzlkpK4kVCnEDQnMe9QCw==
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

2026-09-17T10:06:37.515801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078595
observed b67e3f20ff0fc44db6a3625d363b3131...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:37.496606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078595/manifest.json
observed 1731d88d8a597769e4174b158dee5158...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:37.476633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078595/publication.md
observed 786f89777302b0a48280c60636b2307f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:37.456426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078595/publication.txt
observed 6b28cc05bee4f45a7074300d993d4768...
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.