OpenTechnical

OT-2026-000006310

Publication integrity record

Bellows cup vacuum gripper, three outlet manifold, two stage ejector, pressure verified, plastic cups

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-2026-000006310) never changes.

Identity and time

Publication numberOT-2026-000006310 · never reused
Internal UUID01a0a956-7c9f-774b-ad99-59744577f69d · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:30:12.642473Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006310
StatusPUBLIC

Content hashes

Canonical text80ddd07f483607ffff2170015fb106246b742740b31d6759d53db02fad4cc5e4
Markdowna24df4c1912d88b3c78e6ca80753efcf7f7b952c75d9baada443b9244d60e375
PDF
Publication pagee490747175d9c42870ed06481d0c2490a4d51de782ab17bcad93523bfbbc3b19
Manifest96d21d0ca418f4a60726ec06d837de67badfd84d9493979a35a305f8262f0b84

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
Signature8WsYZ0MSSsiR0rAG/09P0XAGM+FF0AxK1Ep3aXl/aFf1PYlGjU36JDUzRmAYbrszplGyhlAPoCZjXWVijKRsDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:40:33.425418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006310
observed e490747175d9c42870ed06481d0c2490...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:33.412283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006310/manifest.json
observed 96d21d0ca418f4a60726ec06d837de67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:33.399204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006310/publication.md
observed a24df4c1912d88b3c78e6ca80753efcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:33.385109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006310/publication.txt
observed 80ddd07f483607ffff2170015fb10624...
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.