OpenTechnical

OT-2026-000059400

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, sustained blow-off after set-down

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-2026-000059400) never changes.

Identity and time

Publication numberOT-2026-000059400 · never reused
Internal UUID01a0ae89-8615-70c2-b2e1-afc8d48ca6a3 · 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-2026-000059400
StatusPUBLIC

Content hashes

Canonical text8c1d5e4f9e235d1a4a527c28d362af3a837ad1ee8c8e33554ac9be4ab32ec4bb
Markdown78ae1933b0855dc9591568e075cab18ee88efa73075ca749d38739d6f2d3d25d
PDF
Publication page0e807395cbd246d2a3342d6c9e3254b01c189c74cdfb46daceaa2fe4a05c0e32
Manifeste547cf6c405249c2a8d74a7c59965a8c1b0eb89e5e18edd7b17a8705d4a88046

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
SignatureDoCUjrLMoJee2mt7ixLqX/2voLrp20KklPqSRetUbIaoprqkQe79RSOGG5KE2AVu7dqEOdLLzjMt2IcUbWuxCQ==
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

2026-09-17T10:46:04.731638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059400
observed 0e807395cbd246d2a3342d6c9e3254b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:04.713050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059400/manifest.json
observed e547cf6c405249c2a8d74a7c59965a8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:04.694987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059400/publication.md
observed 78ae1933b0855dc9591568e075cab18e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:04.678268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059400/publication.txt
observed 8c1d5e4f9e235d1a4a527c28d362af3a...
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.