OpenTechnical

OT-2026-000059561

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented before 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-2026-000059561) never changes.

Identity and time

Publication numberOT-2026-000059561 · never reused
Internal UUID01a0ae89-ec23-78c7-972b-94ac59a880be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059561
StatusPUBLIC

Content hashes

Canonical text312359833f877fbc5de0b47d788072fbe0cf4b925508b0ce651c14e95e4873f6
Markdownb94a36af1128553533b05774f74d339c4eebc84301b8b60af8e9b81d4c5a7a51
PDF
Publication paged9ab87d5f5ea515452dfcb973a6e35ae6dbaa3a96aba83f85c6a23ecd4ef3335
Manifest7e37953d0edd8ac307130b33582349926fef099434f1aa9a55ec37208cac57d9

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
Signature2o8pIkEyUjJx5CowM3UqRfh0sAb0J0hkT95kzc80ftkxakn1dc3KWtsN7WzmIt7eRLcLrCDBUPyoEU1lbaXNCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:12.376948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059561
observed d9ab87d5f5ea515452dfcb973a6e35ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:12.358497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059561/manifest.json
observed 7e37953d0edd8ac307130b3358234992...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:12.339247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059561/publication.md
observed b94a36af1128553533b05774f74d339c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:12.321994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059561/publication.txt
observed 312359833f877fbc5de0b47d788072fb...
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.