OpenTechnical

OT-2026-000044270

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000044270) never changes.

Identity and time

Publication numberOT-2026-000044270 · never reused
Internal UUID01a0ae7c-39d6-77fd-b849-c6fc464af0a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044270
StatusPUBLIC

Content hashes

Canonical text75d6aa110aa4ffb1ac728a72a2bfc0ef7e3d3cc637a0c7f346fdf1bf6114e199
Markdown4491927567c02b4aff0af44b13f3e1ecb8872b9c412ad6e311fcece10a047913
PDF
Publication page635cd32a10fd7cd616899642a728ef752435c6747e0a8d578fa24e6e211fe31b
Manifesta268dd1d60cf6c5a790084c011aae2a59fe26956af1e14f6d566244d5c002e3d

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
Signature91MZ2ayN2KD6kffEekVeOOmgzAGz5KbW8ca9Rt/fvy8HlNJlADiuVr9MUyINOitiV1hQ8AA5UptL0Vc0DaFzAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:30:10.216681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044270
observed 635cd32a10fd7cd616899642a728ef75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:10.073700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044270/manifest.json
observed a268dd1d60cf6c5a790084c011aae2a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:10.056020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044270/publication.md
observed 4491927567c02b4aff0af44b13f3e1ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:10.031967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044270/publication.txt
observed 75d6aa110aa4ffb1ac728a72a2bfc0ef...
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.