OpenTechnical

OT-2026-000009692

Publication integrity record

Four cup vacuum gripper, four zone face, plant vacuum fed, vented 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-2026-000009692) never changes.

Identity and time

Publication numberOT-2026-000009692 · never reused
Internal UUID01a0ae6b-7564-74ce-9c29-bd11d1fc222a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009692
StatusPUBLIC

Content hashes

Canonical text5bc3253aad13104c0561a08f8bb3ca285f4b3a69cbf832ae22f79a66f432ef5d
Markdown5f6dc3f889c7a37e1669ee7a9ce03b5dc29c3738515ca5e8da680c3b13a0a016
PDF
Publication paged7ef376f2d3eb83afc93ec0cd9cde66aab636253b62f7683221eaff47ace974e
Manifestc4324fa0382c13a7bc1325d6d84859cc5908f01fc5fdd21fc8cc063e889178e4

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
SignatureqkRzDm6keZ3tU1xKDO2n92ReVZWY8kZtpIFppU5SRbXat6sYi1KiUmb1QOl/8ljVRbpm5eg/gNsoeG9zwI+1DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:10.666836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009692
observed d7ef376f2d3eb83afc93ec0cd9cde66a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:10.643249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009692/manifest.json
observed c4324fa0382c13a7bc1325d6d84859cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:10.624667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009692/publication.md
observed 5f6dc3f889c7a37e1669ee7a9ce03b5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:10.603642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009692/publication.txt
observed 5bc3253aad13104c0561a08f8bb3ca28...
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.