OpenTechnical

OT-2026-000065888

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000065888) never changes.

Identity and time

Publication numberOT-2026-000065888 · never reused
Internal UUID01a0ae8e-8dc1-71c0-affd-cc638b25deca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065888
StatusPUBLIC

Content hashes

Canonical textac170685ff69dee6af7cfaff46501ec1fcbebd9f03acc3acfae1a79b988f7055
Markdowncd172a4106848fdaf48d262c975b5a89ab710de5fd49fb40b6b9336635c11eda
PDF
Publication pagef0ba7fe1de20f65010b82b1ab09647fe6296c90c8ca55138aa61fc7aba9e95e8
Manifestc0131d1452527504e3c0b7fa2cb0f14126a35ddfb6af533c44fc95b39e2b6c44

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
SignatureRzhczkEehZH8o/zHuM3oRT1afjCUJlYh2uG600KCbrxTDCd3TFvyMEP50Z4d1ee0e3/Sl9H2z+UNvkZB7Jy8BQ==
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

2026-09-17T08:50:04.734862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065888
observed f0ba7fe1de20f65010b82b1ab09647fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:04.592710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065888/manifest.json
observed c0131d1452527504e3c0b7fa2cb0f141...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:04.574959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065888/publication.md
observed cd172a4106848fdaf48d262c975b5a89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:04.557608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065888/publication.txt
observed ac170685ff69dee6af7cfaff46501ec1...
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.