OpenTechnical

OT-2026-000104338

Publication integrity record

Two bellows 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-2026-000104338) never changes.

Identity and time

Publication numberOT-2026-000104338 · never reused
Internal UUID01a0aea5-3420-7913-b21c-27a91d38826d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104338
StatusPUBLIC

Content hashes

Canonical text5a03d575430cf2a79e8355764637217a3d27af3d4b0f704055b0eddba4805b68
Markdownb3f8dc97740a65ee2f1f23a2a780fd5f52d40cf63303e2b1427000b9edb8a716
PDF
Publication paged021c96cab691ce1ebb58675a761a542cb5302ddf3bfeebfc3aa44bcf672d7e0
Manifest37a00d021633c00d11dbed473dcbae8f680b08898e97d16c22a2c36466fbecd7

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
SignatureCaplwjWfzAZJhjD7Ud9hp5GLqD/YRlySZdVqQhFVwBhI8W2lrRp47a9yfxgIezNXYt5Nd5kvpn4Qebo9+mQKAg==
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

2026-09-17T09:21:35.551715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104338
observed d021c96cab691ce1ebb58675a761a542...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:35.534818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104338/manifest.json
observed 37a00d021633c00d11dbed473dcbae8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:35.517888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104338/publication.md
observed b3f8dc97740a65ee2f1f23a2a780fd5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:35.500040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104338/publication.txt
observed 5a03d575430cf2a79e8355764637217a...
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.