OpenTechnical

OT-2026-000034823

Publication integrity record

Foam pad vacuum gripper, four zone face, plant vacuum fed, supply line pressure sensor, 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-2026-000034823) never changes.

Identity and time

Publication numberOT-2026-000034823 · never reused
Internal UUID01a0ae76-1ed3-7d10-b993-68043dcbd24b · 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-2026-000034823
StatusPUBLIC

Content hashes

Canonical textba8913fdc977b8e4661872b010947bf8185c3309e8eb249f216d3337700b964b
Markdown6866f4cebf10baf1de9cc30e840348fc9f102c17a926fe97e4431c0e605ae52d
PDF
Publication pagec58be358352f2e5c4d8ae2d24f2bb345240db31ed5d1ec96d0341dc19dfd9bb6
Manifeste67bca917f0e486604d8da911c440ad6a759ac1463e72dc8e14c64f64c36970b

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
Signature0nnp+U6kPX+F4H3Y2J32I74EOSCS0NLFyjYO4Jw0EKcwnbaaaCPSPJQugCr5giQIbOrSZubMEwyE/48Nq6ZABg==
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

2026-09-17T11:30:27.184916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034823
observed c58be358352f2e5c4d8ae2d24f2bb345...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:27.163459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034823/manifest.json
observed e67bca917f0e486604d8da911c440ad6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:27.141753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034823/publication.md
observed 6866f4cebf10baf1de9cc30e840348fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:27.122220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034823/publication.txt
observed ba8913fdc977b8e4661872b010947bf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:48.559250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034823
observed c58be358352f2e5c4d8ae2d24f2bb345...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:48.541994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034823/manifest.json
observed e67bca917f0e486604d8da911c440ad6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:48.524375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034823/publication.md
observed 6866f4cebf10baf1de9cc30e840348fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:48.508654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034823/publication.txt
observed ba8913fdc977b8e4661872b010947bf8...
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.