OpenTechnical

OT-2026-000104002

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, pulsed 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-2026-000104002) never changes.

Identity and time

Publication numberOT-2026-000104002 · never reused
Internal UUID01a0aea5-15e8-7c0e-8a34-9925945e22d0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:09.781581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104002
StatusPUBLIC

Content hashes

Canonical text718cc12fec5f20fd5e178a374f4f40a1f724fd62862d9823828c70f2f4fcb25b
Markdown5f1f5244e9c04834024d41918c0d999e2ba50484c26e6cba7e85d8606fcb68df
PDF
Publication pagef1c8a1801afead659af96e59a4f1f3fbb268c08dc73e911f8ee20fdadacf9662
Manifest476b9d2c5c498491c2c344948b4d0e38cacb3b1d34f1a9d18a3a7c9e4f95e437

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
SignatureMQQ8hM0Udi87y94tvNPSUoU8KxfDAjHj7XCQLNRVHqK1hV+glshn3nJz3fW/rGaf7HdJvSh5oCSLAcfrYpeCAw==
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

2026-09-17T09:22:00.624683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104002
observed f1c8a1801afead659af96e59a4f1f3fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:00.608375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104002/manifest.json
observed 476b9d2c5c498491c2c344948b4d0e38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:00.591947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104002/publication.md
observed 5f1f5244e9c04834024d41918c0d999e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:00.574046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104002/publication.txt
observed 718cc12fec5f20fd5e178a374f4f40a1...
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.