OpenTechnical

OT-2026-000034542

Publication integrity record

Foam pad vacuum gripper, plant vacuum fed, supply line pressure sensor, 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-2026-000034542) never changes.

Identity and time

Publication numberOT-2026-000034542 · never reused
Internal UUID01a0ae76-1ed0-7615-94e3-dce24168a162 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034542
StatusPUBLIC

Content hashes

Canonical texte771966204bf30aae49cfa843ce00784e8ed3ffa61084c08dd3c850e7e18e20f
Markdowndc46cee9a1499a86e486cd56d3a7ff8f072d6721a5e13f367a88adfbcb35a498
PDF
Publication pagecd9fd46d59a5209dc8adfc6d609dbf6e751c38021bff55ced93ca7c5c439e553
Manifestd3fde331125720234aa9ec30a08441c3d5dcfd278afdf0eaf17b158f4a5bb615

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
SignatureSd1m2ajCwX0FDO+dNU5CW3pHfogLM9PbM7j36Wu+wjeG55DqP9ULsawrcae76BBXY8Wybw84Pn+k7JKIghFgCQ==
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

2026-09-17T11:28:54.112958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034542
observed cd9fd46d59a5209dc8adfc6d609dbf6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:54.094161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034542/manifest.json
observed d3fde331125720234aa9ec30a08441c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:54.076696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034542/publication.md
observed dc46cee9a1499a86e486cd56d3a7ff8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:54.059044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034542/publication.txt
observed e771966204bf30aae49cfa843ce00784...
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.