OpenTechnical

OT-2026-000016451

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, pulsed 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-2026-000016451) never changes.

Identity and time

Publication numberOT-2026-000016451 · never reused
Internal UUID01a0ae6e-2d13-7127-988f-16502db28520 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016451
StatusPUBLIC

Content hashes

Canonical texte6884491150d1d04f128eca9df4bba8704fbbe699e316b8142dd324f3c6a14dc
Markdown126b7c0a4ecca1ce130afd301aed415136032d21119630f6f7216000a1ce08b6
PDF
Publication page9327c971ee51abc8f8cea18c029ab0c52a8416b89594881d91240da259d8ddd2
Manifest0ba42fabc18d38a3be92abd2d0c03c32beaa68ad3fd2294b02f69bdb8aef4319

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
Signaturejm51Tcnml7AxKqjD1zcgyKJU/wC93clGpaatWgK1AZcljUHYHxTGfJU7bUK2f8oPAOO+ZijC8IUuWB6hWuCNBg==
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

2026-09-17T12:04:38.596664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016451
observed 9327c971ee51abc8f8cea18c029ab0c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:38.567248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016451/manifest.json
observed 0ba42fabc18d38a3be92abd2d0c03c32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:38.538954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016451/publication.md
observed 126b7c0a4ecca1ce130afd301aed4151...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:38.506417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016451/publication.txt
observed e6884491150d1d04f128eca9df4bba87...
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.