OpenTechnical

OT-2026-000097037

Publication integrity record

Four cup vacuum gripper, four zone face, single stage ejector, supply line pressure sensor, 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-2026-000097037) never changes.

Identity and time

Publication numberOT-2026-000097037 · never reused
Internal UUID01a0aea1-01c9-7e1f-bc1f-2c04a59b3cb0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097037
StatusPUBLIC

Content hashes

Canonical text55363872899e4ef1f431d734e63978789d510e32d2f7e6daf99364ab6beb5b3f
Markdown8965ca9209ba2047422584ac5d49edd06619bd9d1db91b19fb6167ccfad0dbee
PDF
Publication page84b131e604eb588f3eee819d8c5a898d138633f73fbc724cddd28a1f022d59e7
Manifest62023815a5e86207493ef9d184b9f1c5dfe329e5c320e61523756a86c5c26e5e

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
SignaturekySgEM5sVJuzlHbnzE+AFcBY2CGAjISDN3T5CK6jsg6IfC92bqYq2qXDFFfNZXvD6bV2dHgl7cU2a6CHj9RZDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:10:33.359177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097037
observed 84b131e604eb588f3eee819d8c5a898d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:33.342722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097037/manifest.json
observed 62023815a5e86207493ef9d184b9f1c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:33.265092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097037/publication.md
observed 8965ca9209ba2047422584ac5d49edd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:33.247405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097037/publication.txt
observed 55363872899e4ef1f431d734e6397878...
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.