OpenTechnical

OT-2026-000075024

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, vented before 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-2026-000075024) never changes.

Identity and time

Publication numberOT-2026-000075024 · never reused
Internal UUID01a0ae93-ac2d-75a6-b3db-d037d72f5918 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075024
StatusPUBLIC

Content hashes

Canonical textc5f546a3f02684e7b4f8d7fcba6e298c3a291a40fd41846845cb404749385915
Markdown3c736c06a9e30793d266934ce6a040109b90eb06936111b5db6a6e5d9bae8808
PDF
Publication page70550a3a7ad213ac2080422ab871fc95d0aeab99837940670bd27da90955d17b
Manifest2fae0ebad02bac3b52dcbc0f306e5e7e36c6a3b31750f4abaa3efacc9253ebdd

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
SignatureABj52qWAD6lPpJ1jSoMo4B/0MD8qTKh1pdZrNveGkduHuyWoQnX2RpZDYjng/Z5YmliSfERinla4BisYVVg+BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:18:07.307608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075024
observed 70550a3a7ad213ac2080422ab871fc95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:07.272065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075024/manifest.json
observed 2fae0ebad02bac3b52dcbc0f306e5e7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:07.250696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075024/publication.md
observed 3c736c06a9e30793d266934ce6a04010...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:07.209138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075024/publication.txt
observed c5f546a3f02684e7b4f8d7fcba6e298c...
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.