OpenTechnical

OT-2026-000043180

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000043180) never changes.

Identity and time

Publication numberOT-2026-000043180 · never reused
Internal UUID01a0ae7b-327c-7c77-96df-cc0fe40fcadd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043180
StatusPUBLIC

Content hashes

Canonical text81826638efa489d01a67850f252990ae7a11d0c0cf787bd95fbacf9314801bdd
Markdowna90d9168e8c75542724d9516a50c74001e242a8efa5c3470af15b32c4bd2b6ce
PDF
Publication page586b3a929f57cdec3ce00e1eaeae0932b27d2776812dcd2ec4e2e4cd8ba1c286
Manifeste10a23f913f43a7e2114fbab9a080bc071adfb5be879a6816a77d16cfb7f672d

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
SignatureVBWn+vycPuuZ/86GFxPfUwe83wBPPRmzJRKPW/RJ0Vc5DPs2avFOmnzABf6NyXQUmTjgIQQvNBDAQzWUBBDVCA==
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

2026-09-17T11:13:37.861928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043180
observed 586b3a929f57cdec3ce00e1eaeae0932...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:37.841165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043180/manifest.json
observed e10a23f913f43a7e2114fbab9a080bc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:37.823478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043180/publication.md
observed a90d9168e8c75542724d9516a50c7400...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:37.804045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043180/publication.txt
observed 81826638efa489d01a67850f252990ae...
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.