OpenTechnical

OT-2026-000023562

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, sustained 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-2026-000023562) never changes.

Identity and time

Publication numberOT-2026-000023562 · never reused
Internal UUID01a0ae70-7269-766b-95f7-b090dd91fe3c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023562
StatusPUBLIC

Content hashes

Canonical textf7cb8451ef04ab62ce8be2baac5ea6ea49619e3fe18862500a67625225856167
Markdownac81637906094ed10827c16e45bfaa3972cd36e4bbc505f8e9eae4e16e805ed9
PDF
Publication page5185fcfe8704f530290693c8a1c6fd57818dab4590e9718d8be4b607340c25c9
Manifest03147360f7138e87c264ed6461962a6c0b194b844f184945b63470d2e8b165a6

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
SignaturekHyY4Zk6uAhUII4CFaifUcDZTUPTjqPNPp80oyWE/f2bu+aFf3z8RnUO6735yIIclcSEWhtCyIAAKW8ioRQpDg==
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

2026-09-17T11:51:54.804163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023562
observed 5185fcfe8704f530290693c8a1c6fd57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:54.787175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023562/manifest.json
observed 03147360f7138e87c264ed6461962a6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:54.768991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023562/publication.md
observed ac81637906094ed10827c16e45bfaa39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:54.750934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023562/publication.txt
observed f7cb8451ef04ab62ce8be2baac5ea6ea...
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.