OpenTechnical

OT-2026-000095795

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, pressure sensor per zone, sustained 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-2026-000095795) never changes.

Identity and time

Publication numberOT-2026-000095795 · never reused
Internal UUID01a0ae9f-fac6-78f8-a754-c0a60077c781 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095795
StatusPUBLIC

Content hashes

Canonical textd92df0d5d8750d14f4879b91beec77e075f3f392eb915686ad227e69a1b6f551
Markdown2ed59063986a3b137f35aa15f7ebee775d8bdb1c94e630ed4ec86584e9124e55
PDF
Publication page7dd54df93490decf6112ee69553740b0a704a9e7e8e2a8e249bfde4b71480936
Manifestba14bf42ba2a6cedfd30a4b453e39dfce06d86a127c4ef45eebf866ec3aaf62a

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
SignatureJolsfzTON5aCXzL0Ib1feMU8Rj/AfMlDm3HY/iUkZstGh4vlk0+RamFhg7ETsl7wTNprX05BXE7NI8Pr7V0aCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:35:51.986258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095795
observed 7dd54df93490decf6112ee69553740b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:51.968563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095795/manifest.json
observed ba14bf42ba2a6cedfd30a4b453e39dfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:51.949442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095795/publication.md
observed 2ed59063986a3b137f35aa15f7ebee77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:51.930592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095795/publication.txt
observed d92df0d5d8750d14f4879b91beec77e0...
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.