OpenTechnical

OT-2026-000036235

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, pump fed, supply line pressure sensor, pulsed 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-2026-000036235) never changes.

Identity and time

Publication numberOT-2026-000036235 · never reused
Internal UUID01a0ae77-01cf-7815-bc62-07d27b4eb348 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036235
StatusPUBLIC

Content hashes

Canonical text8ac8efee4069d5b55d683370a60e7898c5c04fb53c3f52f3aacb5fe9d3ab1e35
Markdown66caf1fa77f995240d05ad3c40bb9e6232f738333f898c1608c4564e9a5020bc
PDF
Publication pagee12308f38d46425db6203e6fcd5829697c094bb5bcfbc857968b0969809bceba
Manifest4f025d6b7e16823c16d78f5d682fc5a0d8f89bc9e8f5d5299d21e3ec547be5d2

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
SignatureXHQqrjDa1uLmIELIvq4RgJdFXQqYC5hOOgX5Td0xxwQW/IGPoMtyPkDIvxLOMorLrQaKCpOS4u/OgPzFqDFUBw==
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

2026-09-17T11:26:28.330052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036235
observed e12308f38d46425db6203e6fcd582969...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:28.311344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036235/manifest.json
observed 4f025d6b7e16823c16d78f5d682fc5a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:28.292069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036235/publication.md
observed 66caf1fa77f995240d05ad3c40bb9e62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:28.274709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036235/publication.txt
observed 8ac8efee4069d5b55d683370a60e7898...
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.