OpenTechnical

OT-2026-000033693

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000033693) never changes.

Identity and time

Publication numberOT-2026-000033693 · never reused
Internal UUID01a0ae75-a390-76ca-86cb-ac638ebfb098 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033693
StatusPUBLIC

Content hashes

Canonical text3ce2efc2d536ad305cafff96d77d652ef3b4aabe5e79f34060904fbed3adafd6
Markdownf97a87a40625a0df5a63f2d7c09248daa1a84673ae9272782c80ae3c6f0b1317
PDF
Publication paged91bb734d1cbd04a7358c49d6caa09503fd3635e525252c6fc562ccb44e479c5
Manifest43ba706f93acd6edc83062c4effcbaa868db539b8c4096aafe9b51cad7c47e17

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
Signaturecvv4MHsMyPQV9qIx1Q3sJwg+EhwaaJvwLsjZa5EOng0dZI9Ea54oiGBGt93TMj86/thLovT2j8DmWRbNLXczCg==
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

2026-09-17T11:31:41.256012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033693
observed d91bb734d1cbd04a7358c49d6caa0950...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:41.237861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033693/manifest.json
observed 43ba706f93acd6edc83062c4effcbaa8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:41.219458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033693/publication.md
observed f97a87a40625a0df5a63f2d7c09248da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:41.198654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033693/publication.txt
observed 3ce2efc2d536ad305cafff96d77d652e...
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.