OpenTechnical

OT-2026-000010386

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, pump 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-2026-000010386) never changes.

Identity and time

Publication numberOT-2026-000010386 · never reused
Internal UUID01a0ae6c-0ee6-75e2-a604-b8ed59bcca56 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010386
StatusPUBLIC

Content hashes

Canonical textfcd927519db30bc0812102faa49658c720bb351371b2a44df02b8e809368a847
Markdowne8fa1fcba97fe3fcaf0d349ed3fbebd6bed263c51f61d354d053bd2414c63948
PDF
Publication page0ef7dacbbde26ec56292804d6a7decc40e64401a5b371edd19cc44b125b68ec9
Manifestcbfc7b53f44aa59bc5679f0c259253feed5b711449ba2a3bbeb44b4261d9cad1

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
Signaturey3vuZDCk6LoEZTkDICLczh1AwE2RvHVfMNTOuHv32AWzLx1fjSx/pN55wDePrHadZn+wn6zcEbUDfALXj+f7AQ==
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

2026-09-17T12:14:30.311599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010386
observed 0ef7dacbbde26ec56292804d6a7decc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:30.291899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010386/manifest.json
observed cbfc7b53f44aa59bc5679f0c259253fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:30.273643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010386/publication.md
observed e8fa1fcba97fe3fcaf0d349ed3fbebd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:30.255379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010386/publication.txt
observed fcd927519db30bc0812102faa49658c7...
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.