OpenTechnical

OT-2026-000076770

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold 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-2026-000076770) never changes.

Identity and time

Publication numberOT-2026-000076770 · never reused
Internal UUID01a0ae94-b06f-7797-b5d1-b7ba9e76f381 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076770
StatusPUBLIC

Content hashes

Canonical texte04ce8e799dffca5d5bc82eeb9f29450acac155fa1dcd5c39c1accfb4fa31911
Markdown1e17d1c1bcc1a921d9d7cfe97321fe3a9041b17a709171ad2ca995943df5e8dd
PDF
Publication page7897c70c75089f4a56e3cb976ca8094df5255263fefa67fe055d2299071044b4
Manifestd2b0a93f05669e5064a60e649c57ccb8c85a2413e36694e8e65e513812ef5086

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
SignatureqEb///lUjrXcVfbu1mrIkirowH8SFBGItMTx7+GwzYWbL4dxMZg4w1fQi7BRVZ9h/zTy1YH56WxyfK/qBJOVBQ==
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

2026-09-17T10:09:37.873367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076770
observed 7897c70c75089f4a56e3cb976ca8094d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:37.854164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076770/manifest.json
observed d2b0a93f05669e5064a60e649c57ccb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:37.835722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076770/publication.md
observed 1e17d1c1bcc1a921d9d7cfe97321fe3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:37.816102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076770/publication.txt
observed e04ce8e799dffca5d5bc82eeb9f29450...
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.