OpenTechnical

OT-2026-000082186

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000082186) never changes.

Identity and time

Publication numberOT-2026-000082186 · never reused
Internal UUID01a0ae97-4d93-7c98-8e5f-1c1a3a33120c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082186
StatusPUBLIC

Content hashes

Canonical textea889ecf47188b29abf47c2de6f1e7b193845a1e683c32348405914af09f4d3a
Markdown0c5e799e4b8f5ff0863d939d48b58eec6ba7eaaeba1fca87ec4b9564f3f46d87
PDF
Publication pagecb6faef9e96fd1b1e048b7727aa31a93ba1843a171e2efc084fc505c0641b683
Manifestdcf8fc7158f772ac679c9907c55b95553f8b7fe1cfe9c1d0027f6b3ce05e56c0

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
Signaturexj2/c9UJi2bcfzNj+rowN3xYww37dzCBPNK6rHuTT3BxOhUuyeSRhXEXnd6NYuD3bmK/Bou54Ko3PivfhdsXAw==
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

2026-09-17T09:59:00.904758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082186
observed cb6faef9e96fd1b1e048b7727aa31a93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:00.887874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082186/manifest.json
observed dcf8fc7158f772ac679c9907c55b9555...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:00.868909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082186/publication.md
observed 0c5e799e4b8f5ff0863d939d48b58eec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:00.850375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082186/publication.txt
observed ea889ecf47188b29abf47c2de6f1e7b1...
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.