OpenTechnical

OT-2026-000009797

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000009797) never changes.

Identity and time

Publication numberOT-2026-000009797 · never reused
Internal UUID01a0ae6b-7565-7cf5-879d-9e5ae908301c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009797
StatusPUBLIC

Content hashes

Canonical text033d63efe806091504ff77f4f844807e3418cae0508b2108a4f4bc89e584291d
Markdown86e9b5207497dd5a8fe29610f170b1342458f3ef5f3f3815e8224d775bc874f1
PDF
Publication page8b5ed7b9931be6e0a511b8e7301c071dbc44d9c2557b62b6e9d07cf423fb42aa
Manifest07d808137464c8c672173dc7be95f863613e0adc90e115c746022d86c090133a

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
SignaturelnONXHjSEyhZsYP/kSpWlKHKL95g2gZoJZr8PRnmTw4Nvlqvians6PCahZzkcCKnqSX2fjQmPY3NHiXox4qPBQ==
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

2026-09-17T12:17:19.165814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009797
observed 8b5ed7b9931be6e0a511b8e7301c071d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:19.145928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009797/manifest.json
observed 07d808137464c8c672173dc7be95f863...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:19.121809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009797/publication.md
observed 86e9b5207497dd5a8fe29610f170b134...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:19.053488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009797/publication.txt
observed 033d63efe806091504ff77f4f844807e...
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.