OpenTechnical

OT-2026-000005289

Publication integrity record

Vacuum cup gripper, per zone isolation, six outlet manifold, ejector fed, contact triggered

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-2026-000005289) never changes.

Identity and time

Publication numberOT-2026-000005289 · never reused
Internal UUID01a0a934-057b-709d-9cb7-2471482645ec · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:52:33.918008Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005289
StatusPUBLIC

Content hashes

Canonical text69daad583563ecdc823bfe1d91c73bceb371111cfadd83385de55d3ae7b8cf80
Markdown1b9ea24a8d514e73b77d80b433b1ed4b9f0317a416f14203974e3fe11cef1ed4
PDF
Publication page9e9377ee80907504d9ba27dbb381d76f433325bf10f7e7d9fd76870e29f9c87d
Manifest27300987a05ab5c8fa6e343ba97518cb41506c6fb5d4e09917503ade14cebeca

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
SignatureBB8ThA7dkmWRIfDFnj3R86QgK83UN9/nUHxQWQYciapZJWvlsjvAcCKL2+l96PS47UPbv6g2zcPABucRSMw+Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:00:26.407932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005289
observed 9e9377ee80907504d9ba27dbb381d76f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:26.394672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005289/manifest.json
observed 27300987a05ab5c8fa6e343ba97518cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:26.381287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005289/publication.md
observed 1b9ea24a8d514e73b77d80b433b1ed4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:26.244597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005289/publication.txt
observed 69daad583563ecdc823bfe1d91c73bce...
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.