OpenTechnical

OT-2026-000094561

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000094561) never changes.

Identity and time

Publication numberOT-2026-000094561 · never reused
Internal UUID01a0ae9e-f4e9-7df1-b108-ad729943c95c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094561
StatusPUBLIC

Content hashes

Canonical text4a727aecca02c77cb926bd6ed9b368041be082c1c41601a513e456dc0c0cbc4b
Markdown719cd6993afdb829b848a1c03d7567f3f6c4436ff3edc65b543619aa13b0f033
PDF
Publication page538206195dd84b34f341392f2323d47571c7c1e45bfa4a07aa80efbe38254fbc
Manifest2743257fe38f01dd8c506674168f6e50d4f85813ee15402b0c5012afab19e86d

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
SignaturetWjelH1kvzzwWTqsJDuUIbKP3DDaqcQ+PE9B9qACwfPDP6ll3/aeLKDIgvOe5IrS7UDQs4rErv86iR34kKWSCA==
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

2026-09-17T09:38:00.738830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094561
observed 538206195dd84b34f341392f2323d475...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:00.719225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094561/manifest.json
observed 2743257fe38f01dd8c506674168f6e50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:00.702560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094561/publication.md
observed 719cd6993afdb829b848a1c03d7567f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:00.684434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094561/publication.txt
observed 4a727aecca02c77cb926bd6ed9b36804...
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.