OpenTechnical

OT-2026-000057370

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, 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-2026-000057370) never changes.

Identity and time

Publication numberOT-2026-000057370 · never reused
Internal UUID01a0ae87-d5bd-76a8-a618-1e2ea579f939 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057370
StatusPUBLIC

Content hashes

Canonical textc2c041103168dfe917f67a6fb67f28cc15f64817071d3413686cf98bf82e994d
Markdown8fefb0ec8baa720176f10295d346b5bbecb12dea3101aa0cef1986107a3664cd
PDF
Publication pagefce4608e8a6b4303562480189846db00eb135861858ff92da0a870f246cfd5ce
Manifest59abc21e15dcb1239b802d98393a691b06d0a8c3bced4fae3d1439960ccb27f5

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
SignaturenKeluVdFZe9j1f2QFVsu1CEPBkBuZvkS3gnRjoL56xYwA/TkPevK/pghjDqtY/t6povYlQQQW8ryI0t/mH4EAg==
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

2026-09-17T10:50:29.985365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057370
observed fce4608e8a6b4303562480189846db00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:29.966171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057370/manifest.json
observed 59abc21e15dcb1239b802d98393a691b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:29.948370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057370/publication.md
observed 8fefb0ec8baa720176f10295d346b5bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:29.930177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057370/publication.txt
observed c2c041103168dfe917f67a6fb67f28cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:39.109195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057370
observed fce4608e8a6b4303562480189846db00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:39.092037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057370/manifest.json
observed 59abc21e15dcb1239b802d98393a691b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:39.076414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057370/publication.md
observed 8fefb0ec8baa720176f10295d346b5bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:39.059680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057370/publication.txt
observed c2c041103168dfe917f67a6fb67f28cc...
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.