OpenTechnical

OT-2026-000055532

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000055532) never changes.

Identity and time

Publication numberOT-2026-000055532 · never reused
Internal UUID01a0ae86-a102-78b3-8de6-3e4b10da4b4a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055532
StatusPUBLIC

Content hashes

Canonical text8f27a475d00c677ffdf0c960a526689337073839a698ea91ef99174436168416
Markdown5488d7a428713909149e0d770fd0f22b3e8eaaa807333c332d2a58bbff20d353
PDF
Publication page9ac4d8a86131507f1e0011bcbafcdc6c9ce0391c62c1cf5296d200fb9d40e079
Manifest11b448bd763ee83a00aa4605001f3acaf565f5ed9af41faf6a2943ba42efc36d

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
SignatureBOdNzoowKkCnfE6vH2116dxXs2pFZnTvgGmhuJ1tD+SMmcCdzBhRyo648lvVReemgg5byOY3Je9jSOP7/QJrDA==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:52:12.696551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055532
observed 9ac4d8a86131507f1e0011bcbafcdc6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:12.679713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055532/manifest.json
observed 11b448bd763ee83a00aa4605001f3aca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:12.663135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055532/publication.md
observed 5488d7a428713909149e0d770fd0f22b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:12.646233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055532/publication.txt
observed 8f27a475d00c677ffdf0c960a5266893...
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.