OpenTechnical

OT-2026-000041903

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, manifold 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-2026-000041903) never changes.

Identity and time

Publication numberOT-2026-000041903 · never reused
Internal UUID01a0ae79-e8a6-7ad4-82fb-5078cd251332 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041903
StatusPUBLIC

Content hashes

Canonical text58f276c0c34e1951ff0390b6261727f990cc1f1d19f741244f9d0b3985f87eae
Markdown2f72523b22f162037c1043fa76a84c350bca6583f665acfcf9c8a92391670af8
PDF
Publication paged45de50f3a4a1878e285c07b62e87c0f23a5ca43a565ca445f5c43eb871fdced
Manifest33c19293f9124b24908d71763b0ca5aa65d00606d90cfc8cdbf14ea2ae9360e3

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
Signature07Oz7YARhvNUYoFmPT5JYFT9RS5fTyPDPr7gEkXRrb9K5R/Q6y/61r6ENRIijdmbYvDXgpvW79H1/ZV/gCclAQ==
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

2026-09-17T11:16:47.056930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041903
observed d45de50f3a4a1878e285c07b62e87c0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:47.040079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041903/manifest.json
observed 33c19293f9124b24908d71763b0ca5aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:47.021220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041903/publication.md
observed 2f72523b22f162037c1043fa76a84c35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:47.000059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041903/publication.txt
observed 58f276c0c34e1951ff0390b6261727f9...
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.