OpenTechnical

OT-2026-000010250

Publication integrity record

Four cup vacuum gripper, four outlet manifold, pump fed, vented 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-2026-000010250) never changes.

Identity and time

Publication numberOT-2026-000010250 · never reused
Internal UUID01a0ae6b-cb7b-707f-bd0f-8f8179ebce53 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010250
StatusPUBLIC

Content hashes

Canonical text15a45da236cbdb916dac731d3617bfa58c14ab219bc6f2687605ca1510827b8f
Markdown1a714289eefcf8133454be7e5c78b5350138e97e304e5440bb2cd1c56cab2246
PDF
Publication page7a2ff9c7c1030f54c230c7762cf660c8e7b1f05154f628faa040225c7a849de8
Manifest0e31fef4eec42f727ceb0fcd37ec32d8b30724856dc4a0baf490629a5461f113

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
SignaturezaJ/9Yl/Al8sSoQ7pBaCCR27VOtW8Q8VmTRSAvzgsGKs+w0MxknQvwxBndn/RDy10wVA9wzR6loqfEV1A5SVAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:16:27.971205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010250
observed 7a2ff9c7c1030f54c230c7762cf660c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:27.950767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010250/manifest.json
observed 0e31fef4eec42f727ceb0fcd37ec32d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:27.929792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010250/publication.md
observed 1a714289eefcf8133454be7e5c78b535...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:27.909998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010250/publication.txt
observed 15a45da236cbdb916dac731d3617bfa5...
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.