OpenTechnical

OT-2026-000031095

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, pulsed blow-off before 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-2026-000031095) never changes.

Identity and time

Publication numberOT-2026-000031095 · never reused
Internal UUID01a0ae74-3fb8-749f-aa5f-8bf1511717dc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031095
StatusPUBLIC

Content hashes

Canonical text22072a35e368471a242f866171ca335608a44ba14dca430c265db4144f9ec956
Markdowncfe9d38377a3b63749596c4f5bfba2b3a971af79eba6948c9dd9532f848c3314
PDF
Publication page1495c59ac385f7f71b1de14af4a5265b5c74003ebe7028dfdb2b9d3a9ab057cf
Manifestc522d521bd065608eb3ea3cab1f35d56b72fc8d4188ab816ec62dba80b0ccd0b

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
Signature5viiSFLLbp222PHGXOLvueLwaj3SPGnA6/V+mNModeNGHwiNva2wS+D6/r3NwQiea24BZld0Nhu/FRocGx88Aw==
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

2026-09-17T11:40:19.223844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031095
observed 1495c59ac385f7f71b1de14af4a5265b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:19.203398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031095/manifest.json
observed c522d521bd065608eb3ea3cab1f35d56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:19.184758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031095/publication.md
observed cfe9d38377a3b63749596c4f5bfba2b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:19.162399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031095/publication.txt
observed 22072a35e368471a242f866171ca3356...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:41.187065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031095
observed 1495c59ac385f7f71b1de14af4a5265b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:41.167509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031095/manifest.json
observed c522d521bd065608eb3ea3cab1f35d56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:41.150235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031095/publication.md
observed cfe9d38377a3b63749596c4f5bfba2b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:41.130367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031095/publication.txt
observed 22072a35e368471a242f866171ca3356...
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.