OpenTechnical

OT-2026-000062608

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single 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-2026-000062608) never changes.

Identity and time

Publication numberOT-2026-000062608 · never reused
Internal UUID01a0ae8c-0ac1-7bd6-87b4-949cb37e468d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062608
StatusPUBLIC

Content hashes

Canonical text32e638c76d9665ac63e02c6e6828db8433f3edda29c37bc4fdb0d67ea052790a
Markdown95101df3dc3bced3d8bf682949443066746eb36a16cdce6cfe813f0a17365552
PDF
Publication page651db4e7a3bdde4040c592e55cdc240014bf1ccf78f1023da28cdd9ea27e1590
Manifest9aa0ffe2254730dffbf600c85aa34db1bef04a5b735edd8895a5791550969228

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
Signature7X0v7GNu6M+ceKCTFNvvaUeYUjkGKVfSfMsMAR2PeALp5mFdzlf0TWD8XRQcKERAIsJd4tjPHzJmfnH1ialtBg==
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

2026-09-17T10:40:06.657572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062608
observed 651db4e7a3bdde4040c592e55cdc2400...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:06.638699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062608/manifest.json
observed 9aa0ffe2254730dffbf600c85aa34db1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:06.618385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062608/publication.md
observed 95101df3dc3bced3d8bf682949443066...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:06.597994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062608/publication.txt
observed 32e638c76d9665ac63e02c6e6828db84...
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.