OpenTechnical

OT-2026-000040346

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off after 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-2026-000040346) never changes.

Identity and time

Publication numberOT-2026-000040346 · never reused
Internal UUID01a0ae79-2700-79d5-bb35-2c2fd74709ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040346
StatusPUBLIC

Content hashes

Canonical textaaa97bc37d354d0b6ca916beed285939835381a5a835a2cfc1f82691c7d4f665
Markdowna87e36a8148186514181867813567e7e1868f29c204f2e1e50add8e3cccf0f2a
PDF
Publication pageb3f8f80d57f3545b890160ec6361cb31e368b9ef8fc7b48570828296ebdd9bf0
Manifesta8ac3831000880051bb27ae90d1b32e742af6d815081db0f9a5df174e8fa56e1

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
Signature19sRsfKLELgsLSSXUE1Y0Q9fF9Ohsm9zjbmiaEZZNABrsZx8yF8df7MgUI2zTLyK8ekMDFQNDi0kQUNjQZcPBw==
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

2026-09-17T11:19:21.379257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040346
observed b3f8f80d57f3545b890160ec6361cb31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:21.361688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040346/manifest.json
observed a8ac3831000880051bb27ae90d1b32e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:21.345221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040346/publication.md
observed a87e36a8148186514181867813567e7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:21.326762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040346/publication.txt
observed aaa97bc37d354d0b6ca916beed285939...
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.