OpenTechnical

OT-2026-000034568

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off 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-2026-000034568) never changes.

Identity and time

Publication numberOT-2026-000034568 · never reused
Internal UUID01a0ae76-1ed0-79b0-b1af-8c4c33cd64c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034568
StatusPUBLIC

Content hashes

Canonical textba4e1c2ace06cde3757ce92dffe97e7d8baaadbff37d296cc627e5d689e0d8b5
Markdownb5627138002a1ea40b81b9856a55bcf62650b6df41e2d00e624c8b9a6a5db68b
PDF
Publication page34bbeb78035b2307360bc656e52b10e94e316a5e988bf8e9b1fa80ff33ba88e9
Manifest05d4f21112a23496b57407542680a8db166ee829942b24d88945b3356acdc898

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
SignatureiuUqFOF7aBCENptHZbD12Ie2/r3v7jtDQR100m1j9Df6yqCa/Gl8a6a+I/EE6OmNWb1A/Kx3BtiU/FinpyNaAQ==
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

2026-09-17T11:28:56.066553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034568
observed 34bbeb78035b2307360bc656e52b10e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:56.048722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034568/manifest.json
observed 05d4f21112a23496b57407542680a8db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:56.027926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034568/publication.md
observed b5627138002a1ea40b81b9856a55bcf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:55.972947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034568/publication.txt
observed ba4e1c2ace06cde3757ce92dffe97e7d...
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.