OpenTechnical

OT-2026-000087233

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, sustained blow-off 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-2026-000087233) never changes.

Identity and time

Publication numberOT-2026-000087233 · never reused
Internal UUID01a0ae9a-9f2e-7ef5-8217-0fb1037e5467 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087233
StatusPUBLIC

Content hashes

Canonical text3d407679ffecc022396d3bb47590598f37afe1188a85486044fc6c10411915f8
Markdown9c7f8bf1fe569cbeea206658670140f4d74b6bb825e45b9669f44dfdee7cac0f
PDF
Publication pagee17b841c01ed78c78b3cebce70c3a0bda0b985f990241f8e77a27010a3b3e2bd
Manifest9a4a6f597d1df97b1abc3699f3c901ecef808ef4bbe674d707bd8c2351126a59

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
Signature83BFgl0KwY1zazrd9rM2MTdFfpfzxKzd6lKJ+AAi94DKcVUhbuTvEZYYYsfgFC3DmM4ARhcosa3JmbHgSKZdAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:51:31.997464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087233
observed e17b841c01ed78c78b3cebce70c3a0bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:31.979496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087233/manifest.json
observed 9a4a6f597d1df97b1abc3699f3c901ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:31.960878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087233/publication.md
observed 9c7f8bf1fe569cbeea206658670140f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:31.937688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087233/publication.txt
observed 3d407679ffecc022396d3bb47590598f...
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.