OpenTechnical

OT-2026-000035323

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, pump fed, supply line pressure sensor, pulsed blow-off before 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-2026-000035323) never changes.

Identity and time

Publication numberOT-2026-000035323 · never reused
Internal UUID01a0ae76-6a1f-779c-931e-151636ffd7ba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035323
StatusPUBLIC

Content hashes

Canonical text1ae853f21bccad5b7d86d8fc833fbf69dcc18352796da105514635f5c84f0986
Markdowna44d7c11b80d9b530a7427937591039d8c030ee1f72458fb59b167fd8261a4e9
PDF
Publication paged85424bde0642989ca84d7bf94a27f657db15305fe4db972874a093e3aaeb054
Manifest01a8b76adc3b1a336338fdca4f4a1c1ddd73ab93d9b75b98b2d5be9e41fb22c2

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
SignaturehwQIJll7jXrLnzqbEH92lrgrFQUoY2jFCJkM65Z25j5GCjKELrMP7X5pVclYQU0y0n5hg/8CY/tI75tLxb5LBg==
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

2026-09-17T11:28:29.381835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035323
observed d85424bde0642989ca84d7bf94a27f65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:29.361180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035323/manifest.json
observed 01a8b76adc3b1a336338fdca4f4a1c1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:29.342786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035323/publication.md
observed a44d7c11b80d9b530a7427937591039d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:29.323325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035323/publication.txt
observed 1ae853f21bccad5b7d86d8fc833fbf69...
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.