OpenTechnical

OT-2026-000033076

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000033076) never changes.

Identity and time

Publication numberOT-2026-000033076 · never reused
Internal UUID01a0ae75-4843-701e-8cba-5486dbab12ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033076
StatusPUBLIC

Content hashes

Canonical textbaaddd5af4a339ce0bc5440dfe837e06214ddf2d96e49c02bdd3d7e8392b1858
Markdown3ada45ca00d2debe8442a669079706196b58285761b64292e42efa1d87921590
PDF
Publication page67758fb5dbd36709288cb8e44f857a1aeb4926f23ce9d43277e7ac68d4889594
Manifestd941ee539c73c151914d7db93b14e19d61bee4bb40429c58c8097fd5c661bf5a

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
Signaturezti8A+VuFmaAEMKvfrAcEcXLSN73NNk2vuvOgHsQbAFH89uNAMjTFwALboSgecJHPBg7wgzetrJrda1NH4C/Aw==
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

2026-09-17T11:32:43.330057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033076
observed 67758fb5dbd36709288cb8e44f857a1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:43.313774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033076/manifest.json
observed d941ee539c73c151914d7db93b14e19d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:43.298865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033076/publication.md
observed 3ada45ca00d2debe8442a66907970619...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:43.283671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033076/publication.txt
observed baaddd5af4a339ce0bc5440dfe837e06...
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.