OpenTechnical

OT-2026-000045716

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, pulsed blow-off after 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-2026-000045716) never changes.

Identity and time

Publication numberOT-2026-000045716 · never reused
Internal UUID01a0ae7d-8f04-74dc-bee0-5f2272cbae7a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045716
StatusPUBLIC

Content hashes

Canonical text8d293cb31ed7355da91b74965a51566b7c3e766ff9d368457a336f4a3c600101
Markdowna8bf724cfde619be7eb1131a0bdbc1bafc8438505acdda35b6420351c07a1440
PDF
Publication pagebfaf8f80dfa377d01601459e8e0db751f04b5b01895bc5649a6cd5fed71401d9
Manifesta4c9b00c60342b5b8b36e4bfb18b8acf8543cf5f2b9279dd009e4c265378f8dd

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
SignatureO34EtQ/jCgugaAhAgZSBe4Ho18B0LHMeI5JyaEs4DI6yolVk5DgxerKmdgaH5YLNBVV2CAH46GJ7HNIxrC9ZDQ==
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

2026-09-17T11:09:31.669826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045716
observed bfaf8f80dfa377d01601459e8e0db751...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:31.649730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045716/manifest.json
observed a4c9b00c60342b5b8b36e4bfb18b8acf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:31.627456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045716/publication.md
observed a8bf724cfde619be7eb1131a0bdbc1ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:31.607151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045716/publication.txt
observed 8d293cb31ed7355da91b74965a51566b...
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.