OpenTechnical

OT-2026-000059429

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000059429) never changes.

Identity and time

Publication numberOT-2026-000059429 · never reused
Internal UUID01a0ae89-8617-7c7a-8dc8-3f7f0b78df21 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059429
StatusPUBLIC

Content hashes

Canonical textcc088e08bee93ad665cc6a20289f3ed75764e117f89f522b195c9b3241e45502
Markdownc25536cc35d8f5890b1ddbbb06a7acb99fe26b69119b6d1591da433c1246c24f
PDF
Publication page01a48b482a8aeca78c99138ada282b055b50b822c430496764394cf1bfdc0ec7
Manifest026b740f22871b247be2cb073f7d21ce6fc0a6cf80ec11b88d94f5d1e9b6a209

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
SignaturexeajcZj9ieKMzr8BIXhV0bsEtWii5CRQmUaavpo+0644sUD7MGwEFDGlkBdFGF9Wk1MJ1WBak6kv/Vn40bXsBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:07.178198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059429
observed 01a48b482a8aeca78c99138ada282b05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:07.159424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059429/manifest.json
observed 026b740f22871b247be2cb073f7d21ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:07.140299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059429/publication.md
observed c25536cc35d8f5890b1ddbbb06a7acb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:07.119224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059429/publication.txt
observed cc088e08bee93ad665cc6a20289f3ed7...
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.