OpenTechnical

OT-2026-000034110

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000034110) never changes.

Identity and time

Publication numberOT-2026-000034110 · never reused
Internal UUID01a0ae75-df0c-7c91-bace-ec51e3d360bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034110
StatusPUBLIC

Content hashes

Canonical text41370d3075f0d6efd28bb0c0ec4c096d1ce21938f50354608f15ec3d6e0d3394
Markdownff8d8f077554039f3223e344f2d090ba8cc65855534f1eaaf93754a3cf8fc5eb
PDF
Publication pagedd93b91f8d5978135079a1b088e94365e8f855de5982c653ba9ce2f54e057dac
Manifeste98df97a5cefb62c48d498d9462b73250fc5ae717bd39af6ff0d1e837b6eb2c4

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
SignatureKqaWr14DBk/VfQ+iWpi7adI4JBqc5L2dsjROnNU6akdec2C1mpUp8rKzMyc1xdOJuO3RhZUCF+Dl5PxdtkOTAQ==
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

2026-09-17T11:30:29.713503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034110
observed dd93b91f8d5978135079a1b088e94365...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:29.692980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034110/manifest.json
observed e98df97a5cefb62c48d498d9462b7325...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:29.671199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034110/publication.md
observed ff8d8f077554039f3223e344f2d090ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:29.633831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034110/publication.txt
observed 41370d3075f0d6efd28bb0c0ec4c096d...
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.