OpenTechnical

OT-2026-000041602

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, sustained blow-off 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-2026-000041602) never changes.

Identity and time

Publication numberOT-2026-000041602 · never reused
Internal UUID01a0ae79-e8a0-721d-956e-772efe6d1eb5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041602
StatusPUBLIC

Content hashes

Canonical text30a72f21d54b611cda7a7b383365c27708684b72322f26cff5fd2f6ee085c8a9
Markdown944b6c543263f2d0dd077762d38e85892d87da3af9fc4684c1395746fcfa8015
PDF
Publication pagea1b9dd62571a23fc080acd169177e6f1d081489e1fadad19a9c9278d6e2753d9
Manifeste91f462b6d77c2e72511f7209418242f170ee6fa0a5b2de8d3161e1108bd814d

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
SignatureoXOt7BP2LLhyPKy10dm/1iiFNo6e/j5kX/TDeJLkLxY3sPDAMSChPDM+pPDZTDIuSE4Z/arDBdB7kWtzRd+GDg==
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

2026-09-17T11:16:23.620356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041602
observed a1b9dd62571a23fc080acd169177e6f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:23.603692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041602/manifest.json
observed e91f462b6d77c2e72511f7209418242f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:23.586713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041602/publication.md
observed 944b6c543263f2d0dd077762d38e8589...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:23.569563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041602/publication.txt
observed 30a72f21d54b611cda7a7b383365c277...
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.