OpenTechnical

OT-2026-000102296

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, 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-2026-000102296) never changes.

Identity and time

Publication numberOT-2026-000102296 · never reused
Internal UUID01a0aea4-50f3-7953-9c3f-281309d39fb0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102296
StatusPUBLIC

Content hashes

Canonical text3aca4da51ea78d1f89810d62b1a475497a10fe4bdefb5136d917e8dbcea74e8b
Markdown206ba02719d344cd61f91047912850e1e97460cd3f6b4f1d1a3f630550d477d7
PDF
Publication page73f59f4af4a3dff7a9e55b50ebbfacc1c0d951c20c3f593f820a6885c6fc6567
Manifest0de7abf990566b6980ee5cc6dd10c1ca08fea9abd139da4a8033c5a579291828

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
Signature346Q278VjVPLRphvoVsjwVLguV65ciuGc7sJRQIeI++gvbmsmvldUW12+FsgOO3wAqcH5gkLKyHIUYsH2l7hCg==
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

2026-09-17T09:25:29.392940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102296
observed 73f59f4af4a3dff7a9e55b50ebbfacc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:29.375330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102296/manifest.json
observed 0de7abf990566b6980ee5cc6dd10c1ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:29.356444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102296/publication.md
observed 206ba02719d344cd61f91047912850e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:29.337628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102296/publication.txt
observed 3aca4da51ea78d1f89810d62b1a47549...
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.