OpenTechnical

OT-2026-000006529

Publication integrity record

Bellows cup vacuum gripper, six 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-2026-000006529) never changes.

Identity and time

Publication numberOT-2026-000006529 · never reused
Internal UUID01a0a95e-6439-794f-8b7a-5b0b4927aae8 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:38:50.684804Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006529
StatusPUBLIC

Content hashes

Canonical textb94cc36159999db7d7c46e5585a61c06040eb95cc4f68858c7a1c9eead31e7db
Markdownfa58e46f5dcf98f6d493d63fa43810caebfc1072033e72aab9de6169c6a22ca5
PDF
Publication page5f78954608e8a2686d47c0e06a47a05d5668416017bb64238382ba4b4f56510f
Manifestc7b055c6e0e7b1db147aaae50d5b3eb2f9707b7f4f2c71bd8572d9d222d1d963

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
Signature/gtuVguw4PBp7jazEqVxkGchBX9uq96M2aSx6uVvXNDrwnHZYDSD4oAzocHXwzLCirE3wwy2muBrOY7gBZ+YBg==
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

2026-09-16T08:40:06.707041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006529
observed 5f78954608e8a2686d47c0e06a47a05d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:06.694610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006529/manifest.json
observed c7b055c6e0e7b1db147aaae50d5b3eb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:06.679759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006529/publication.md
observed fa58e46f5dcf98f6d493d63fa43810ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:06.666381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006529/publication.txt
observed b94cc36159999db7d7c46e5585a61c06...
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.