OpenTechnical

OT-2026-000035141

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed 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-2026-000035141) never changes.

Identity and time

Publication numberOT-2026-000035141 · never reused
Internal UUID01a0ae76-6a1d-7102-9285-381e4a609c64 · 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-2026-000035141
StatusPUBLIC

Content hashes

Canonical text28e1ca63f70a3288cbf2ca0fec7555d5cf5ec8fb321bc36b284d34c2dda0ed69
Markdown1a429f6e6f69675f3b894c1c6e0acddc0017f8ef986fb4d51479e5e39277701e
PDF
Publication page62ec088ad93b0477ac0652d125e8e2fbc22edd771386198ffdb9b3fa46e7e551
Manifeste2efe8ddf6f170be53d7ac3998659c16902dc19e3ab9815557fdf609f39b5fb5

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
SignatureMCe5lFcecSHkpEZh5NqQUe7QP5O4RR9wqHN995m4q5wSfT/g9JCuNkyhOIU4DuoCfT4fK68fdwyCyHvHRJCkCg==
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

2026-09-17T11:28:13.731284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035141
observed 62ec088ad93b0477ac0652d125e8e2fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:13.712634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035141/manifest.json
observed e2efe8ddf6f170be53d7ac3998659c16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:13.693228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035141/publication.md
observed 1a429f6e6f69675f3b894c1c6e0acddc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:13.645438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035141/publication.txt
observed 28e1ca63f70a3288cbf2ca0fec7555d5...
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.