OpenTechnical

OT-2026-000058461

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000058461) never changes.

Identity and time

Publication numberOT-2026-000058461 · never reused
Internal UUID01a0ae88-f39b-7024-a489-f4693f7433f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058461
StatusPUBLIC

Content hashes

Canonical text4106aeeb9ebca794214ba48b020da72656cbf2f6e20d860ebc490e5d99bdbe56
Markdownd9e2a9ba7119da362ce4355e3ec80edd387b10dba1821132c4a5ddd9b124bbe9
PDF
Publication page6d126b7897777dc34fd82b282d04c4de243d250e47fe5427d94f62c2604fc08b
Manifest85ae06d660d69fc51a5a3efdf2f6c3b2eec2dbc1a27655975c067ae18080712f

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
SignatureKKxTpfESv5e7F5/PfAGhHBXuqwYU3yXruTKGaIxiyLC1UHpRaRHx7+QmNuUNdKdy0rU/Tsmy4iWLCvLaU0n3Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:54.739134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058461
observed 6d126b7897777dc34fd82b282d04c4de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:54.722446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058461/manifest.json
observed 85ae06d660d69fc51a5a3efdf2f6c3b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:54.706010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058461/publication.md
observed d9e2a9ba7119da362ce4355e3ec80edd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:54.689008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058461/publication.txt
observed 4106aeeb9ebca794214ba48b020da726...
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.