OpenTechnical

OT-2026-000003836

Publication integrity record

Bellows cup vacuum gripper, per zone isolation, four outlet manifold, plant vacuum fed, pressure verified

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-2026-000003836) never changes.

Identity and time

Publication numberOT-2026-000003836 · never reused
Internal UUID01a0a90b-3410-7e95-b2ed-2d869b71dac6 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:07:58.868088Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003836
StatusPUBLIC

Content hashes

Canonical text8814af33f3c9b94dd3b213198f5952679d86ee22f44db1d0011c446ba95dd901
Markdowne0fa7df8d1eb537018e4a4ac092046c4a6ff6a2cf00447c42709fa04dba3b3a7
PDF
Publication page59480c297fb2027a404f02ccb1d3b1e7001da31445cfcb1ba534543349813c3a
Manifestb5d4d59a2855e74bdea6a97ed55dc65df8bb0fd3a1978b2bfe290ee84106fb89

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
Signatureen/EL/DnVm8UycaCSnuApovoKDkOMBdGfE5r6pNmE74hZqpvb75J6vjvTGHw3WgwVH/uoXfoXM7z41z4gqU/Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T07:10:17.439314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003836
observed 59480c297fb2027a404f02ccb1d3b1e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:17.424574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003836/manifest.json
observed b5d4d59a2855e74bdea6a97ed55dc65d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:17.411505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003836/publication.md
observed e0fa7df8d1eb537018e4a4ac092046c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:17.398619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003836/publication.txt
observed 8814af33f3c9b94dd3b213198f595267...
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.