OpenTechnical

OT-2026-000100134

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, pump fed, pressure sensor per zone, sustained 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-2026-000100134) never changes.

Identity and time

Publication numberOT-2026-000100134 · never reused
Internal UUID01a0aea3-3052-79df-a02c-0c1e90f11f1f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100134
StatusPUBLIC

Content hashes

Canonical text32b3007e25f4b160aa7ab659c01e36f3f9a89dbcb54d5bdd89739e55f04ff255
Markdown5a17b8c19bc3b001c92bd0cd9cc4b0160479249967258da45a1b9f4bf292aa93
PDF
Publication page58daadb3fb4090847abf90e8c51cb3125849c1beb0685a1031730b29465a05fc
Manifest32be3301eac7d6c33f2524dc3f595091bdacfc993d009d52d41efbf7ee350fe9

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
Signature9hNw0afe+Q29FU6w6JjSr2WrtJcHAhrvGZYr4yVwEumZ5gyP0bQ34hAx11pbJG8iIUatpiZZD5xdHMSuhO2QBQ==
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

2026-09-17T09:27:50.079381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100134
observed 58daadb3fb4090847abf90e8c51cb312...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:50.060284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100134/manifest.json
observed 32be3301eac7d6c33f2524dc3f595091...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:50.040753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100134/publication.md
observed 5a17b8c19bc3b001c92bd0cd9cc4b016...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:50.018173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100134/publication.txt
observed 32b3007e25f4b160aa7ab659c01e36f3...
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.