OpenTechnical

OT-2026-000074764

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000074764) never changes.

Identity and time

Publication numberOT-2026-000074764 · never reused
Internal UUID01a0ae93-ac2b-7ad7-83a2-87525ff3d21d · 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-2026-000074764
StatusPUBLIC

Content hashes

Canonical text167af43f59a5a49cf90f6c52e3b1a2b4421cfdf9ce414ab72126e211a01657fb
Markdown71d40b3dac3152c75d508454f477a9cacb050f84a5a6d07cd709bb25353c7328
PDF
Publication page9bb65bb76cbaff07271f1528c54bbf3f78675dd4cffcfaaa3ff240caf31bd7ad
Manifestc66bb3272c45e560c962804b65eb820a7b0389d1c2fb4faca86ef6598586f5f6

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
Signature09VzgCYXgg6zMxXCl1OnlbtKyKOGU0xF/Y/mZEFJYw+g7opcEiqshf4bnnHYRismtIZkiLLUvo9KdjbDDUmTBQ==
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

2026-09-17T10:18:27.396369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074764
observed 9bb65bb76cbaff07271f1528c54bbf3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:27.378628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074764/manifest.json
observed c66bb3272c45e560c962804b65eb820a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:27.331846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074764/publication.md
observed 71d40b3dac3152c75d508454f477a9ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:27.284436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074764/publication.txt
observed 167af43f59a5a49cf90f6c52e3b1a2b4...
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.