OpenTechnical

OT-2026-000102405

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, pulsed 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-2026-000102405) never changes.

Identity and time

Publication numberOT-2026-000102405 · never reused
Internal UUID01a0aea4-8589-762f-8063-20c2fdcdffea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102405
StatusPUBLIC

Content hashes

Canonical texte3491555dcba1fa7571ff172cbb77291e31f60edd12fea6b2770f08851688db3
Markdown014e0a40a4f69600404985dd9e53054e476af8e7e72919193bcdbcb9495ea56f
PDF
Publication pageac6f1b84060c93b21641f50ddf0da421bee676a31acaa3fe80ab9581f095994c
Manifest17c1ce28c6d22974e16f83dfb4509a39b5578d0211f46933560017c3dbc68c39

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
SignatureUofVSwW+BdQoOAjr6Xfw6pO/fwA4i+U+p+BKhXKyv7Rj0cHzZrc1Qw091EMeoMPCE3iVOXN6TyCVsDfo+l7KAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:44.767738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102405
observed ac6f1b84060c93b21641f50ddf0da421...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:44.748602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102405/manifest.json
observed 17c1ce28c6d22974e16f83dfb4509a39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:44.730549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102405/publication.md
observed 014e0a40a4f69600404985dd9e53054e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:44.712282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102405/publication.txt
observed e3491555dcba1fa7571ff172cbb77291...
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.