OpenTechnical

OT-2026-000102617

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, pulsed blow-off after set-down

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-2026-000102617) never changes.

Identity and time

Publication numberOT-2026-000102617 · never reused
Internal UUID01a0aea4-858b-7d2a-b4f3-0d0032589a31 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102617
StatusPUBLIC

Content hashes

Canonical text966254440230a1f59affcc9e213939690234e458950cc97f6cb31e8d7ad07365
Markdown060941cd18692e30180d6627954064f1586f1950bd3422ecdb101e6cf41349a4
PDF
Publication page39130f801042e97f48f3243e2f45d526348ff98215b2aa9a4c86be32eaa84862
Manifest179c7151475eb6df930b930ba275e0da54685cbc5db9a27a3901dbcf05bde77a

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
SignaturenWLJ8iK18s0yt7kljH8aE0erqGExNEzG+PXqmocG6Rbi5NGfuJbvdXSHdZY0vvYScpOMaTzD7ixxNgpDbfzNAw==
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

2026-09-17T09:24:06.557171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102617
observed 39130f801042e97f48f3243e2f45d526...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:06.539340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102617/manifest.json
observed 179c7151475eb6df930b930ba275e0da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:06.519255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102617/publication.md
observed 060941cd18692e30180d6627954064f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:06.501474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102617/publication.txt
observed 966254440230a1f59affcc9e21393969...
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.