OpenTechnical

OT-2026-000006311

Publication integrity record

Bellows cup vacuum gripper, two outlet manifold, ejector fed, pressure verified, vented after 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-2026-000006311) never changes.

Identity and time

Publication numberOT-2026-000006311 · never reused
Internal UUID01a0a956-87c6-70c6-b99a-a2adfc308975 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:30:15.498118Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006311
StatusPUBLIC

Content hashes

Canonical text6a931157ff220690113b983e0b2bdaf4a7c79b33deea90cb2c965e703f3380cc
Markdownda40271ae5925b222c5367b0c232fafe77d78f799c29d8969aa3de25e6f5f0c4
PDF
Publication page348c253af11a5ba0f82c037aacb1adde5e626ac7122dc91ac8b0d656e5799620
Manifestada9c54b2093249073f3bde0beca6864a88e29c26fc8a0da236c97b717ece87d

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
Signatureexwz+gzD0zT8mxsk/49jvkNmSzccW6J39u++3GdUktzOq4NVCDXE+xTbehdCjwmlCY4ymvG8ft3ihISL68w8Cg==
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

2026-09-16T08:40:33.244781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006311
observed 348c253af11a5ba0f82c037aacb1adde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:33.230127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006311/manifest.json
observed ada9c54b2093249073f3bde0beca6864...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:33.215011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006311/publication.md
observed da40271ae5925b222c5367b0c232fafe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:33.203508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006311/publication.txt
observed 6a931157ff220690113b983e0b2bdaf4...
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.