OpenTechnical

OT-2026-000039748

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000039748) never changes.

Identity and time

Publication numberOT-2026-000039748 · never reused
Internal UUID01a0ae78-d8d5-7072-a43f-623758810171 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039748
StatusPUBLIC

Content hashes

Canonical textbbbd3722b1da112f532d69682cd105d4ae10e1df3f00fce8600c7e6bfe336244
Markdownbb4448ca6c7dfe23d588d014e6b12d5b911f7d010b5dbc1ea4682646449e4d5e
PDF
Publication page8eafd4037b7a35b9ba561d9698b0637e7f9376e72a7ac6ba64b99d104e90d587
Manifest68a3e47de4d1ba1ca55e17c8edd301c8b74a446660c56b7466ee5fc50faa65d5

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
SignatureHeuZ3cLxGuOsJ1OwPCxt+jVTPJyi5UE6kwpQdFOYcWiqn42GjTJlooJ4b6RkQKmxHEoi9DB7CQkhJEY+od+KCw==
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

2026-09-17T11:19:57.768643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039748
observed 8eafd4037b7a35b9ba561d9698b0637e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:57.751987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039748/manifest.json
observed 68a3e47de4d1ba1ca55e17c8edd301c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:57.734053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039748/publication.md
observed bb4448ca6c7dfe23d588d014e6b12d5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:57.715482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039748/publication.txt
observed bbbd3722b1da112f532d69682cd105d4...
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.