OpenTechnical

OT-2026-000051585

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000051585) never changes.

Identity and time

Publication numberOT-2026-000051585 · never reused
Internal UUID01a0ae83-7c81-7ac4-b969-7238bf9e047c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051585
StatusPUBLIC

Content hashes

Canonical textabe7aa482704497f97fd69db63b32cf4562a1d4a880d9390eb502d36b06dc649
Markdownbef615f7b374636445b1ee8a9de8a12de590e0311b715fc209c0b3d04bcbe6ce
PDF
Publication pagec8f2a02b7446fdeedff214a527ba23b4e1f638fdebc9be77338b02e102b18b86
Manifest7d08e6773a26cb1601dc02627d2a8ac6338ffa8557ecd550d765ccd5eb067234

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
SignatureG+vic8F+zCt9idJIw/c7KhFZx5ZkYVo4+XzIh6R3jjorL7wIvzKoU9bU8ykq1x58zQ2UPTC2eIoPg2aVDwBHDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:25.760512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051585
observed c8f2a02b7446fdeedff214a527ba23b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:25.742904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051585/manifest.json
observed 7d08e6773a26cb1601dc02627d2a8ac6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:25.724652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051585/publication.md
observed bef615f7b374636445b1ee8a9de8a12d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:25.705603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051585/publication.txt
observed abe7aa482704497f97fd69db63b32cf4...
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.