OpenTechnical

OT-2026-000056592

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, 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-2026-000056592) never changes.

Identity and time

Publication numberOT-2026-000056592 · never reused
Internal UUID01a0ae87-7af5-7004-a4fa-386455a14eed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056592
StatusPUBLIC

Content hashes

Canonical texteaee16dd94be2d8dbdd0ece6f83f91b4df399c26a8d3717fe5b6ff877da44e1e
Markdowne6e334a4751391dfbec89b2ef51536016bed8ff5f0f22c971844ed51e1ec4dfa
PDF
Publication pagebe2102e5f1491ab72611b12d7c105259a18207a5bfdb95ebf1fed148270612e4
Manifest33592e721324a280d460c86dc5796f7f0c2e9b1b713b02f5eb354baa118ea05f

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
Signaturev14bhQR9OqUOUWU/BEo5Gj0yyMnBVnhqkONiDmVjOS7jSBixCxSo+I5iuq6CDCL7Y2p3rPV8LJw9/7B3K3mTAg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:49:56.331165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056592
observed be2102e5f1491ab72611b12d7c105259...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:56.312846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056592/manifest.json
observed 33592e721324a280d460c86dc5796f7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:56.293809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056592/publication.md
observed e6e334a4751391dfbec89b2ef5153601...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:56.276462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056592/publication.txt
observed eaee16dd94be2d8dbdd0ece6f83f91b4...
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.