OpenTechnical

OT-2026-000037011

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000037011) never changes.

Identity and time

Publication numberOT-2026-000037011 · never reused
Internal UUID01a0ae77-7740-728d-9533-3e3282dffb9a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037011
StatusPUBLIC

Content hashes

Canonical texte3fe46819d4aceb611cf8a13c69e8bb11800934d4aa5d128e5369fd5a7548ad3
Markdownb45b90f75b287cea381e12f58b0d5e8099fb398227d7fdcea70690861fd63ef0
PDF
Publication page21f47471e99e026ee44da0c614866fb0aba8d7a7ca68728a7cc45646a35f67d4
Manifest63c31a7bd47e72e0dd66153f27b6dfa5a30a005b6c00dd06bdb9b3566472cfe7

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
SignaturegYHVta9QngOAzVQCPm+1U0KDQPIZRrc/sPQewZdSNKvLHj7r3fNkY0HyWaN/YXqyvWbzpc0oit3JRwBnnhXXDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:24:40.868655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037011
observed 21f47471e99e026ee44da0c614866fb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:40.851562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037011/manifest.json
observed 63c31a7bd47e72e0dd66153f27b6dfa5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:40.833371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037011/publication.md
observed b45b90f75b287cea381e12f58b0d5e80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:40.815550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037011/publication.txt
observed e3fe46819d4aceb611cf8a13c69e8bb1...
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.