OpenTechnical

OT-2026-000034812

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000034812) never changes.

Identity and time

Publication numberOT-2026-000034812 · never reused
Internal UUID01a0ae76-1ed3-7ef2-b16d-69322a7f8e1a · 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-2026-000034812
StatusPUBLIC

Content hashes

Canonical text655452b455a71e14fd63eee4a638621a2856f3fedc56ed3def71256b64233bb0
Markdownf035bc380e50dd39900bc525b644bcf6b9f3bab00ffe9a7d2480f773e18cf748
PDF
Publication page166a27c8131be62ab7511f719614c204590da9b2edb7e937be3ae567caed59c5
Manifest3c1cc40cdbec1062c4a7888123cea491183de6065a16a25b4b49a514e1410fa8

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
SignaturehexmcvU+0pk6fOPMxQ5Dnvd0gmbQWCf5Ksev4tsFSLrL+3whmufUXtjibF2Ix1wOyioNl3OMQyQVdLVIy0H2Aw==
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

2026-09-17T11:30:19.456985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034812
observed 166a27c8131be62ab7511f719614c204...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:19.426887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034812/manifest.json
observed 3c1cc40cdbec1062c4a7888123cea491...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:19.405672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034812/publication.md
observed f035bc380e50dd39900bc525b644bcf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:19.385671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034812/publication.txt
observed 655452b455a71e14fd63eee4a638621a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:47.729109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034812
observed 166a27c8131be62ab7511f719614c204...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:47.710797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034812/manifest.json
observed 3c1cc40cdbec1062c4a7888123cea491...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:47.693329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034812/publication.md
observed f035bc380e50dd39900bc525b644bcf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:47.673238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034812/publication.txt
observed 655452b455a71e14fd63eee4a638621a...
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.