OpenTechnical

OT-2026-000056261

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000056261) never changes.

Identity and time

Publication numberOT-2026-000056261 · never reused
Internal UUID01a0ae87-4bd1-7004-9436-709aae4c7ffc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056261
StatusPUBLIC

Content hashes

Canonical text1183040c56e5bbe13aa8beba88f917b8c3d971bc8e196718dd23d666a7a32d2b
Markdowne700dc76e7ce15f88e66dee6d000ccf07c1c6f65b804cf35298b739a4b545906
PDF
Publication page4c4a961508d70c4ba983b6973a0520a7f002b80226907988fb80937ff49270ea
Manifestc52453f3f56db175c14041554bf49e6b6655d67671286bd3ed9d3ada61fa8955

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
SignaturevZ1cwMa6mJ2RRc2B1RcSqst9VzD6Jh2MKawiffekTCh2G8skx5CAvzzMsyZguOEVMtPccs9VmEwxs2vXu6QXAQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:44.729691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056261
observed 4c4a961508d70c4ba983b6973a0520a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:44.711654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056261/manifest.json
observed c52453f3f56db175c14041554bf49e6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:44.692561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056261/publication.md
observed e700dc76e7ce15f88e66dee6d000ccf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:44.674683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056261/publication.txt
observed 1183040c56e5bbe13aa8beba88f917b8...
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.