OpenTechnical

OT-2026-000075512

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000075512) never changes.

Identity and time

Publication numberOT-2026-000075512 · never reused
Internal UUID01a0ae93-f202-746e-89b3-65fccd873d5a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075512
StatusPUBLIC

Content hashes

Canonical text56612107138cc8a812752193988e1ef0611156972e0567a91177fb7b2a4bebb6
Markdown9e992dca70525dc1b6b58bb0e440c64f0f0fa01f5cd335ce4b173f245b82f8e9
PDF
Publication pagee075d644f9b978aa4de9d80bd617ef8235cd426a95acb8b64709ffc26f02878c
Manifestf0da4b3829c2c1e65434ee2a853b44fcfd697634faf15843b95e4d19e5de1d58

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
SignatureLFZ2XPn6JODAtHlN7jRemANwM2sRXMiPzUuzvFUlc7IVHLBiYHYoedcQlceSZD47GfQMCfUZbL2xFDTXtp1kDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:17:57.454018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075512
observed e075d644f9b978aa4de9d80bd617ef82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:57.309515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075512/manifest.json
observed f0da4b3829c2c1e65434ee2a853b44fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:57.289451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075512/publication.md
observed 9e992dca70525dc1b6b58bb0e440c64f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:57.268481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075512/publication.txt
observed 56612107138cc8a812752193988e1ef0...
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.