OpenTechnical

OT-2026-000094289

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000094289) never changes.

Identity and time

Publication numberOT-2026-000094289 · never reused
Internal UUID01a0ae9e-92cd-7af4-89bc-d56e4df0d015 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094289
StatusPUBLIC

Content hashes

Canonical text4eb4ff6ac6d7f6e1098f92f95e6116b57420569464504359e087ad382053c878
Markdown72bc5afe9dc8637d832d0584a71f53d63631c328686eb33ddf054c97816408e9
PDF
Publication page2a61d497bcf6c3e4ad5406f2179138adc1979fd54a90cad37b56b7a34413e084
Manifestf79029454292e5a88b3c687c756e8a9afe71b790b34b50b34376aba0669f2cfe

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
SignatureCjKS7dusUrCqcyYU/LBekW7igT6IdlR+P9/JOPOarPbdVnBTwkjJbtSfuW5A0ViwSrFS8wVAmvGoT8x+xNF9Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:40:09.629707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094289
observed 2a61d497bcf6c3e4ad5406f2179138ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:09.609391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094289/manifest.json
observed f79029454292e5a88b3c687c756e8a9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:09.590926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094289/publication.md
observed 72bc5afe9dc8637d832d0584a71f53d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:09.570022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094289/publication.txt
observed 4eb4ff6ac6d7f6e1098f92f95e6116b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:16.304759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094289
observed 2a61d497bcf6c3e4ad5406f2179138ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:16.287162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094289/manifest.json
observed f79029454292e5a88b3c687c756e8a9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:16.269686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094289/publication.md
observed 72bc5afe9dc8637d832d0584a71f53d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:16.253547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094289/publication.txt
observed 4eb4ff6ac6d7f6e1098f92f95e6116b5...
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.