OpenTechnical

OT-2026-000061439

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, manifold 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-2026-000061439) never changes.

Identity and time

Publication numberOT-2026-000061439 · never reused
Internal UUID01a0ae8b-7b42-7c50-8031-cb2586289b8e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061439
StatusPUBLIC

Content hashes

Canonical text97ff18cfb4cdf9f1c1c5250f8dc38b7b9fd72bb3b55755b8e496a1e764bfd004
Markdownc17f6ff533743c9bf974605f347924635b73fc54fae58cc59ad1918d671b5853
PDF
Publication pagec15f6c067ad7659aaecbea95ad6ff98e2b10af974b4f0bf9796f100f6807807f
Manifest33d11e6dfce0a8dc5649697d01befa1b011fa16aff461f8a08bd6cedba8d0b36

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
SignatureeC4YqHVV9NlSP1LExBKXRQPMj0hf2ktRi7hA/aZ3EqwQcgEXg2daYD9pVhNSBr8+FA8HDCurVr0kqbDUN8gJAg==
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

2026-09-17T10:41:19.024933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061439
observed c15f6c067ad7659aaecbea95ad6ff98e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:19.005276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061439/manifest.json
observed 33d11e6dfce0a8dc5649697d01befa1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:18.987623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061439/publication.md
observed c17f6ff533743c9bf974605f34792463...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:18.968793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061439/publication.txt
observed 97ff18cfb4cdf9f1c1c5250f8dc38b7b...
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.