OpenTechnical

OT-2026-000066057

Publication integrity record

Single cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, vented after 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-2026-000066057) never changes.

Identity and time

Publication numberOT-2026-000066057 · never reused
Internal UUID01a0ae8e-8dc2-75c0-86d4-012738eb708d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066057
StatusPUBLIC

Content hashes

Canonical textc824b9c11b2141ec8c788ace37e309fba6d9be6c6f8e3fcaf12c2e4b8f6c77bf
Markdowna602f91aacf04e65ad67196d14cbfda1d8a28d0f03dfac5f4e44b1a4ba4f5d62
PDF
Publication pagecadd4aba6d2634c2f754fe7795a8a4018d5ed4f886805eca1996270d2312d29b
Manifest5274e0d4c38bc6a28d5737704ecee7431f9d5a51514f89f87c182355e2cddc2f

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
Signaturew8RLV3EV4JGaMv6qEd/EjP3YnUER/8MO8+2wabMhmTau10Ql9iFN38Nzx5FeLfy7Dzx4lSI7Ix98lVGZxYZCCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T08:50:40.989947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066057
observed cadd4aba6d2634c2f754fe7795a8a401...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:40.846458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066057/manifest.json
observed 5274e0d4c38bc6a28d5737704ecee743...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:40.828507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066057/publication.md
observed a602f91aacf04e65ad67196d14cbfda1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:40.811315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066057/publication.txt
observed c824b9c11b2141ec8c788ace37e309fb...
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.