OpenTechnical

OT-2026-000010335

Publication integrity record

Single cup vacuum gripper, plant vacuum fed, sustained 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-2026-000010335) never changes.

Identity and time

Publication numberOT-2026-000010335 · never reused
Internal UUID01a0ae6c-0ee5-7e1a-be06-72a3e7684197 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010335
StatusPUBLIC

Content hashes

Canonical textd3cc7a7618fb30e78c1308a5090a47bb0801a93be87c918c93a6d68f74329784
Markdown92ce409071cf2c3d2d4dbf81b2d2cb5dc042b3840bdcdcb13e20d767a2f49312
PDF
Publication pagea2917cac0e26c1f2891c12c9c1ddb6810571e81904310ccbc770151d96fe61d9
Manifestd2786afc54ef189dce4be309759c0e39bcc1e6f6075da5f22d6ff89e70aac378

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
Signature9V7h6JrwqwBAZ1HFkWldi3PAKXHWVgLEg+0d/LHR+UnAfHhnu2tDJhmLbSfjKD/hTiA6XUxW4X5fNQ2vyIE1Ag==
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

2026-09-17T12:14:21.439500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010335
observed a2917cac0e26c1f2891c12c9c1ddb681...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:21.418537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010335/manifest.json
observed d2786afc54ef189dce4be309759c0e39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:21.397914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010335/publication.md
observed 92ce409071cf2c3d2d4dbf81b2d2cb5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:21.376266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010335/publication.txt
observed d3cc7a7618fb30e78c1308a5090a47bb...
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.