OpenTechnical

OT-2026-000043396

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, pulsed blow-off after set-down

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-2026-000043396) never changes.

Identity and time

Publication numberOT-2026-000043396 · never reused
Internal UUID01a0ae7b-327e-7830-a383-591afc384dd3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043396
StatusPUBLIC

Content hashes

Canonical text5a08ff68e30c38d173827149c5d3ac90d3d7cc4a1cc4968115b95b69f12ec50b
Markdown895c7a5ff9cafd98845fa9f9f5e03164f3f8270009648a44a2e6d48af19a67a6
PDF
Publication page54517ac26e2cde074c2b7e370a7b53b5a0d05b4baf8669cf4268eac5c556c5e3
Manifestf0e5464478e217554def3809c6720de1e27a831568dbd7ed80348464f59f1216

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
SignatureJRgOJJy7GUcHn2XKhNhsKBOE0l1lnnql6A2tTbK+hd52CkHnjEKMK8HYP828MWuJr0DFxMldbFqECnxb1NidDg==
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

2026-09-17T11:13:55.840333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043396
observed 54517ac26e2cde074c2b7e370a7b53b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:55.819392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043396/manifest.json
observed f0e5464478e217554def3809c6720de1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:55.797934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043396/publication.md
observed 895c7a5ff9cafd98845fa9f9f5e03164...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:55.778477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043396/publication.txt
observed 5a08ff68e30c38d173827149c5d3ac90...
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.