OpenTechnical

OT-2026-000010279

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-2026-000010279) never changes.

Identity and time

Publication numberOT-2026-000010279 · never reused
Internal UUID01a0ae6b-cb7b-7e5f-bb63-aa1fe95e284e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010279
StatusPUBLIC

Content hashes

Canonical text6e7cd9479e325a388cfaec8bf3bec2e619cf50773a3af97c513d5a7afa66daa8
Markdown0bc65f376ccc7e149c2deac78f915c18448ea0c35d76112f0b93afda44a7c11c
PDF
Publication page8e606aaef891902e500c6d65455e7866a5b90fc08dbb2ccf0028d9a069617434
Manifest7a13935d01cc0e22b6151cc1cfd1e3c7778883c010ae502bcd91bca15e997c42

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
SignatureJeO7GE0K74OGuxEqh4SQrgBBstJmLgmDq/tolm1aZxrsBmVB1BTzupwPx4UtbOu7R4JGhAxBEsI0qiQr+MIwDg==
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

2026-09-17T12:16:30.391115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010279
observed 8e606aaef891902e500c6d65455e7866...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:30.373090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010279/manifest.json
observed 7a13935d01cc0e22b6151cc1cfd1e3c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:30.355433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010279/publication.md
observed 0bc65f376ccc7e149c2deac78f915c18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:30.337105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010279/publication.txt
observed 6e7cd9479e325a388cfaec8bf3bec2e6...
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.