OpenTechnical

OT-2026-000094131

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000094131) never changes.

Identity and time

Publication numberOT-2026-000094131 · never reused
Internal UUID01a0ae9e-92cb-722d-a153-0d0310201ad4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094131
StatusPUBLIC

Content hashes

Canonical textb82dec183dce14af0caca311b166b4fd85c2e8a3fa95483531024651ef262ecc
Markdown2d8fb24d4bbeec0051bef8d123b5b6504348d4941d3f970b770f092e9e7505bd
PDF
Publication page2fd9a3fb68331cd9de269fec67be7bfccc7ce7dced79e3bdbd546f1778d49dc9
Manifest4b445bf667154122746fcab299e06c38c544f715f9adb436042a388266256b13

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
SignatureqTGviNlGJgCBJcOB2PYzNEharjR91RSIO7XkTF5gpxDnQCSV1jc8Mbp/V6znW53vpykSEY7yYSWqfFgZs4IqAg==
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

2026-09-17T09:38:34.651388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094131
observed 2fd9a3fb68331cd9de269fec67be7bfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:34.632852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094131/manifest.json
observed 4b445bf667154122746fcab299e06c38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:34.612695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094131/publication.md
observed 2d8fb24d4bbeec0051bef8d123b5b650...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:34.594312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094131/publication.txt
observed b82dec183dce14af0caca311b166b4fd...
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.