OpenTechnical

OT-2026-000070917

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000070917) never changes.

Identity and time

Publication numberOT-2026-000070917 · never reused
Internal UUID01a0ae91-8c2d-769e-bf19-382532357d43 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070917
StatusPUBLIC

Content hashes

Canonical textdb8ba1ac882f93e5bbf33cda70d0753f2838df9ba4646de0c13c803130f5e0d0
Markdown28bd7982de9404ba6f288a896cc451431c6ef7e0482add3fa6f338400261e7c4
PDF
Publication pagebda57d6c0ed598275776eb094283e302221a2a4b9394ca2daeda722ac2c0d0d8
Manifest839f6734719a13fb9a0217776864396e75b04b19255eb1b83bb1661581fe28ba

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
SignatureH2kP9tUNYF4x6jeVyb5nQaafGFPNJVyG0r52eL+jOwXSrw+FYILb+W5koqnWgwweuJflQwzDM+tMkOlkHIg3AA==
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

2026-09-17T10:25:45.053337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070917
observed bda57d6c0ed598275776eb094283e302...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:45.034943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070917/manifest.json
observed 839f6734719a13fb9a0217776864396e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:45.017971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070917/publication.md
observed 28bd7982de9404ba6f288a896cc45143...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:44.999882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070917/publication.txt
observed db8ba1ac882f93e5bbf33cda70d0753f...
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.