OpenTechnical

OT-2026-000025760

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold 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-2026-000025760) never changes.

Identity and time

Publication numberOT-2026-000025760 · never reused
Internal UUID01a0ae71-a83d-79d8-80a7-ccad774e34d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025760
StatusPUBLIC

Content hashes

Canonical text04aa64cdf19d80a82ea3843ffe033320c6912ed3b0bec46bcb16d5b209e460ef
Markdownd59e28b0063509897ad42deda35aa58ac649c16a39d579869edd5d348acff704
PDF
Publication pagef8dfa9b259266bc3c0d88e4fb4e699e0d80ac5d9093ae4bfc270c6978d2cbfe0
Manifest4b40ebdac8c86ffe5d05e03d8b411cc3619ab26a3984cfc8ec1eac03e1d7560b

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
SignaturesRkrkoxpPsT7gySp4WjM5My1PXOe/ci/1Rf+nNjtcnYGJBqPdOYF+xpICxCMvbK8nh6kPhVsCvRhZleEocnxCg==
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

2026-09-17T11:45:57.710195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025760
observed f8dfa9b259266bc3c0d88e4fb4e699e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:57.693346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025760/manifest.json
observed 4b40ebdac8c86ffe5d05e03d8b411cc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:57.674615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025760/publication.md
observed d59e28b0063509897ad42deda35aa58a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:57.655843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025760/publication.txt
observed 04aa64cdf19d80a82ea3843ffe033320...
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.