OpenTechnical

OT-2026-000062444

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000062444) never changes.

Identity and time

Publication numberOT-2026-000062444 · never reused
Internal UUID01a0ae8c-0ac0-79d3-bec4-d6a3884e2e44 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062444
StatusPUBLIC

Content hashes

Canonical text8861bb0519e3e2ff832695a72ba1825a0fba6ad03d0e20e27cfa3e5559407d8a
Markdown87445a39d6d4e9dc82c44a8b521f5afc7d5ccc317fe549739165226c6b441516
PDF
Publication page29be8147a436e35e2680135cfd97be2d241c34e57269a71ec39798cc79623c1a
Manifesta417df09a69b9dcb65cb3aaf9ae05cb4f61c04f8dce8deab7aa40113de7161a5

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
SignatureuA7DY7b5V+iiEU+FK4HhtgZz12s3gzUXDs3BvDtZhFyCUG5VdWcrB/fdL6ZXZKqP2StqHnLNtY9vgG3sAvbTCQ==
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

2026-09-17T10:39:47.272271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062444
observed 29be8147a436e35e2680135cfd97be2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:47.251708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062444/manifest.json
observed a417df09a69b9dcb65cb3aaf9ae05cb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:47.213827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062444/publication.md
observed 87445a39d6d4e9dc82c44a8b521f5afc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:47.188298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062444/publication.txt
observed 8861bb0519e3e2ff832695a72ba1825a...
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.