OpenTechnical

OT-2026-000032372

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, supply line 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-2026-000032372) never changes.

Identity and time

Publication numberOT-2026-000032372 · never reused
Internal UUID01a0ae75-106e-7b2a-8c12-ae23999d8b4c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032372
StatusPUBLIC

Content hashes

Canonical textd094fee7d9f294bf7d02db6d5c98ccdd9b047afcf0b6852043fadfa0b4079da3
Markdownd25a3e28ffa3f90041da16e814931cece4202d11411f183e3571ba3b1a88beb1
PDF
Publication page35611f963912c4031fd5f8b8164d14081b01b36d9a54b3be77f50e13a0a7ee97
Manifest6e9e12da7720d4d95d6505b5ec2ff83d2236cb83b12d5bc67d7bd820a67d3f44

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
SignatureIw9AYxdKkSqECpqEgVlt/tzUYeHsTnIzT1yRzny1gagQN8KNspLg8IlSGOUSgrzbAa6DNwpQVCDoHco86hiaBw==
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

2026-09-17T11:33:46.563806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032372
observed 35611f963912c4031fd5f8b8164d1408...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:46.547237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032372/manifest.json
observed 6e9e12da7720d4d95d6505b5ec2ff83d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:46.528468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032372/publication.md
observed d25a3e28ffa3f90041da16e814931cec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:46.510371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032372/publication.txt
observed d094fee7d9f294bf7d02db6d5c98ccdd...
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.