OpenTechnical

OT-2026-000024301

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, sustained blow-off 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-2026-000024301) never changes.

Identity and time

Publication numberOT-2026-000024301 · never reused
Internal UUID01a0ae70-e8c9-7d35-bcc6-86c2e16d5bea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024301
StatusPUBLIC

Content hashes

Canonical textdfa734e79375393d5b69a0fc9273773582906b6064b5af6401b4e59b12358c23
Markdowne90aaee7e9404c342921229e55b94962090afa58ee6e4a189ddc3d5fd6f316e9
PDF
Publication pageb3f8b3fbf7b93ce691a382bede743996ea24518854b8971ab296efcb725523a5
Manifestdff234bd9d250c6f2201cf03a6db73d610d469ed8ae162b2c70e12ab913c9f8d

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
SignatureMxZX83XHpEHuQs8BR7hFKDU3Xt8B4LzqH6ujnMYni/dzSk36OtnNdTJR9/guYWB5R4ZVQw4DYFCITx2Zb0clCA==
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

2026-09-17T11:48:47.906902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024301
observed b3f8b3fbf7b93ce691a382bede743996...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:47.886309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024301/manifest.json
observed dff234bd9d250c6f2201cf03a6db73d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:47.868202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024301/publication.md
observed e90aaee7e9404c342921229e55b94962...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:47.850417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024301/publication.txt
observed dfa734e79375393d5b69a0fc92737735...
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.