OpenTechnical

OT-2026-000014653

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, pulsed 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-2026-000014653) never changes.

Identity and time

Publication numberOT-2026-000014653 · never reused
Internal UUID01a0ae6d-d093-7ce4-bebb-706e65489845 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014653
StatusPUBLIC

Content hashes

Canonical text3e1d4192ed8d51d146061b4704d84f431b189acad7b1d850ce8c27822d11f446
Markdowncc0d8b5676568b1244ab5713815cac5c83063104aefd8ae1099d4d9568cbf94f
PDF
Publication pageab632dcc8ee7d5bc16118b90d986b67907c4c0e9e4d51cb7e00aa4213351f1f4
Manifestf79aa4ebb1278a04f00a2973200fa0695eba6a985e89ddb50a731256c2c20511

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
SignaturexKKvqEIsL8RPHP+vQr1ahWgwxy3yWnfCTFLiBXRZRGrBE5VBAPBHXi5eHftt8JX+NBboTcANmwWbnpIWhiJ+Aw==
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

2026-09-17T12:06:28.649528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014653
observed ab632dcc8ee7d5bc16118b90d986b679...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:28.631552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014653/manifest.json
observed f79aa4ebb1278a04f00a2973200fa069...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:28.612716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014653/publication.md
observed cc0d8b5676568b1244ab5713815cac5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:28.591626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014653/publication.txt
observed 3e1d4192ed8d51d146061b4704d84f43...
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.