OpenTechnical

OT-2026-000036812

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, 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-2026-000036812) never changes.

Identity and time

Publication numberOT-2026-000036812 · never reused
Internal UUID01a0ae77-773e-782e-b094-fd1f62e0d76b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036812
StatusPUBLIC

Content hashes

Canonical textb5a3db1e9938c33cf73c2281415023f99f73ae24a3d28f65a87a84181bfe09e1
Markdownb1189d005a2b2fb49563e3482f1aab8a26daea01ab576bffc53b10d62c977e01
PDF
Publication pagedc86c3f6b004fac86c75e45b21f51a34ebeceae0aabc7fa893a8b27a824f3bd8
Manifest5a9e2c53d6671d7f3497f00f9bb6c425985c0a7fae0c8424af7b55b4b8516e00

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
SignaturegsbRSOo9EcOTLzOpYo1B17PEu3BuhHyva/y/UtFtGIULlC0YkgqMmtkH2p4hU9TFn0EDWmtr+wYV7vg3r4leDg==
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

2026-09-17T11:24:25.492133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036812
observed dc86c3f6b004fac86c75e45b21f51a34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:25.474704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036812/manifest.json
observed 5a9e2c53d6671d7f3497f00f9bb6c425...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:25.458331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036812/publication.md
observed b1189d005a2b2fb49563e3482f1aab8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:25.441551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036812/publication.txt
observed b5a3db1e9938c33cf73c2281415023f9...
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.