OpenTechnical

OT-2026-000009644

Publication integrity record

Four cup vacuum gripper, four zone face, single stage ejector, 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-2026-000009644) never changes.

Identity and time

Publication numberOT-2026-000009644 · never reused
Internal UUID01a0ae6b-7563-7367-875f-65b2b00554ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009644
StatusPUBLIC

Content hashes

Canonical text5aabb1805c40bd4a931090b7e02e83396e922f7b47ea751bc108ddab989fb8fc
Markdownddaa7dc0e610d7f940a9e245912f37b46d33d8b24a52de44335c2e6ccbbebb3b
PDF
Publication pagebe6aae6f6ff390e0bec85039c13828317d3df610c61d7adc9576cd994fb1d096
Manifesta5e1c9f0c4afc2e9f221cb79d9d465fcb8277e4590377c0b9850201555921bf3

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
SignatureOKuMO2XzxowmI/nkL3PjXVNdJZcT9zckIj3Voq0Ma+UVCGxND7e4/Lk60W9tJM2R6mEcXEAcMq0186rv3cC8Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:06.574510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009644
observed be6aae6f6ff390e0bec85039c1382831...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:06.552293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009644/manifest.json
observed a5e1c9f0c4afc2e9f221cb79d9d465fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:06.535147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009644/publication.md
observed ddaa7dc0e610d7f940a9e245912f37b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:06.515349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009644/publication.txt
observed 5aabb1805c40bd4a931090b7e02e8339...
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.