OpenTechnical

OT-2026-000057299

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, 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-2026-000057299) never changes.

Identity and time

Publication numberOT-2026-000057299 · never reused
Internal UUID01a0ae87-d5bc-7c47-a95d-59b06227df98 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057299
StatusPUBLIC

Content hashes

Canonical texte2b86c6b0bb54c3bd945b9f467f8c52f5ae058da0c086030e7785e2c176f03c4
Markdownc17830fb690f426a306ce49795fc83d74a90766f3f71fc6a92b8dd85ea68ec77
PDF
Publication page16ba5fcbeca0c54cae0bfed906dce56bca3a4be958fca36fa978e07db0231523
Manifest1a3e7798860c76a484df26a6987984ff9d1d1c94c04b8ce08d70d7d2933138c3

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
SignatureXvh9RgB+2JLcZZHh1AzmyPUAP9foJj2syGnOm1iDVJyXkF25TAAEjAx+FKbgDGoCzd7mblmCNla1IdBYC3kaAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:24.255851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057299
observed 16ba5fcbeca0c54cae0bfed906dce56b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:24.237685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057299/manifest.json
observed 1a3e7798860c76a484df26a6987984ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:24.133694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057299/publication.md
observed c17830fb690f426a306ce49795fc83d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:24.115646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057299/publication.txt
observed e2b86c6b0bb54c3bd945b9f467f8c52f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:33.497850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057299
observed 16ba5fcbeca0c54cae0bfed906dce56b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:33.479416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057299/manifest.json
observed 1a3e7798860c76a484df26a6987984ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:33.462058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057299/publication.md
observed c17830fb690f426a306ce49795fc83d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:33.443604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057299/publication.txt
observed e2b86c6b0bb54c3bd945b9f467f8c52f...
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.