OpenTechnical

OT-2026-000057857

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, vented before 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-2026-000057857) never changes.

Identity and time

Publication numberOT-2026-000057857 · never reused
Internal UUID01a0ae88-6ed8-7f41-9af3-4d311f886436 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057857
StatusPUBLIC

Content hashes

Canonical text11c94d09b65866b3130bb9fb15f68a87a70441200c5e071d949dd0d6c77cc298
Markdowndd14db3c44aaff4026e27c4164a09154507e6510b6aefa0a31f13bad8a02b0f2
PDF
Publication paged90a24cd0ddcc563b399719280531a575df4c62bb499cebb39a8c22a5b79a843
Manifestaa21f5d3cb8317bf7ebea960badc86c4a7d16fd52bea53e249f467ed28df00d0

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
SignatureCpO070EtddAnXac1EpbEfsOhSUK1G09/XKCkDM1zZDbW0PBKeMSv1b5Pva6Cq7bJwL+GhEdL4Aikg/duVUPLCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:26.315188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057857
observed d90a24cd0ddcc563b399719280531a57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:26.295552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057857/manifest.json
observed aa21f5d3cb8317bf7ebea960badc86c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:26.278025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057857/publication.md
observed dd14db3c44aaff4026e27c4164a09154...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:26.258419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057857/publication.txt
observed 11c94d09b65866b3130bb9fb15f68a87...
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.