OpenTechnical

OT-2026-000009276

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000009276) never changes.

Identity and time

Publication numberOT-2026-000009276 · never reused
Internal UUID01a0ae6b-31ba-74d6-a405-a5ee8aab17bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009276
StatusPUBLIC

Content hashes

Canonical textb8cd2ec31d410980539e2aa6c385ef18e783e9faa8faec015c50e6be01f43084
Markdown32b26546cbe62c4c1616b653a720bbf318d5b6015366b1fc1f9c11c6216b9540
PDF
Publication pagef0c04224eb506b860fc4dbd523b0cc320006dc9a8c313ef936792e7cd33296d5
Manifest51389bb51f94bc06f60b1fccacb4ba82651d5b809faaf2fb7ee941374a953df3

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
SignatureZCcpM+SeuypBRYxF13byD/B+1PwHJOdxVwJZ8uPuV36k7aUVIoj/uz6VIgtEqdUCzXm42JpFldu4xh8jgqNmAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:02.413802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009276
observed f0c04224eb506b860fc4dbd523b0cc32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:02.395416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009276/manifest.json
observed 51389bb51f94bc06f60b1fccacb4ba82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:02.372450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009276/publication.md
observed 32b26546cbe62c4c1616b653a720bbf3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:02.353246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009276/publication.txt
observed b8cd2ec31d410980539e2aa6c385ef18...
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.