OpenTechnical

OT-2026-000095810

Publication integrity record

Four cup vacuum gripper, four zone face, common isolation valve, pump fed, pressure sensor per zone, sustained blow-off before set-down

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-2026-000095810) never changes.

Identity and time

Publication numberOT-2026-000095810 · never reused
Internal UUID01a0ae9f-fac6-7ebb-a284-e9c615139bf4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095810
StatusPUBLIC

Content hashes

Canonical textbdd7ed2a9e879953904faa72222309f88d2c055b0468ba1714bb79e05e61c78d
Markdown22e414b138fa3187a1d6ab11b146ba4a9ad6b727539995cd07e66176ff905f09
PDF
Publication page101a7d053a20b49bcc061cc808bd3754023e4a7e80b69bf2bfdbc2149ed2f1e9
Manifest3434e5954534356f1b8fc138a495c6c5eeb9b012f273c10d7521a29b57b89d81

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
SignatureghlTgMMpphizAbYw6I7iRkUeO5EXGVXmSEcPtmjY2UZxLwNzawh2e3iTbQaDQjCSKtZ/Ayzlblm9BIX1Um62AQ==
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

2026-09-17T09:35:53.269219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095810
observed 101a7d053a20b49bcc061cc808bd3754...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:53.251576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095810/manifest.json
observed 3434e5954534356f1b8fc138a495c6c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:53.233826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095810/publication.md
observed 22e414b138fa3187a1d6ab11b146ba4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:53.215711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095810/publication.txt
observed bdd7ed2a9e879953904faa72222309f8...
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.