OpenTechnical

OT-2026-000066435

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, three stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000066435) never changes.

Identity and time

Publication numberOT-2026-000066435 · never reused
Internal UUID01a0ae8e-ce40-7a1c-9f18-52c365bd4a0a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066435
StatusPUBLIC

Content hashes

Canonical text30583363b7feed7ad55328df5f5d343b50e1dc5ca5d7e1a3d06bfcc29cf0831f
Markdown97d4b8aa781c44da38f6797c0fdffe44c6698b58330900abe9beabbf4374fa47
PDF
Publication page845d752d2447b760e1453750e3cca75cac58e3a0376a4b1f1f01ebd6ab2a118f
Manifeste384617c012721436184618e08dc763473ce23e896d48e2ea26d00000b9cc7d7

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
Signatureiv+9Ji2naqYzRuMemQZ56199LiaPSeq5JBTK73orjT/8MPYODMH2p6qXELE6sJVHBIcgak9tseW5R41OzJH4Bw==
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

2026-09-17T10:32:40.792314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066435
observed 845d752d2447b760e1453750e3cca75c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:40.775212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066435/manifest.json
observed e384617c012721436184618e08dc7634...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:40.758139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066435/publication.md
observed 97d4b8aa781c44da38f6797c0fdffe44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:40.740788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066435/publication.txt
observed 30583363b7feed7ad55328df5f5d343b...
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.