OpenTechnical

OT-2026-000102324

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, pump fed, pulsed blow-off after 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-2026-000102324) never changes.

Identity and time

Publication numberOT-2026-000102324 · never reused
Internal UUID01a0aea4-50f4-7c0b-803a-6cfa10d539f6 · 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-2026-000102324
StatusPUBLIC

Content hashes

Canonical text14c45e3ce37f0f5a2167a99dd2e9896290aa900d008c8cdd2d2c93dbf975a745
Markdowne1ca2012e45d18bc317f643e3a21d5c589d98c2a743d3b21c758d1257487ac45
PDF
Publication page4629cff400841a2576905bba228ec3f8c8919d7d14316d8ef8602bcad170d234
Manifest0bd36b0c7b958fb031caae2d92ba3293dd878280e08afb58398408b26720eda7

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
Signaturer9Q5s/f6r9QtBsCuXtGvISyXhI0AAvlPiXKTh7EEpbs2auygoKvitvwFCprpO+ut2eRl12ShZfZclw04tBWRDw==
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

2026-09-17T09:25:31.654187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102324
observed 4629cff400841a2576905bba228ec3f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:31.634703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102324/manifest.json
observed 0bd36b0c7b958fb031caae2d92ba3293...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:31.614628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102324/publication.md
observed e1ca2012e45d18bc317f643e3a21d5c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:31.594919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102324/publication.txt
observed 14c45e3ce37f0f5a2167a99dd2e98962...
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.