OpenTechnical

OT-2026-000011385

Publication integrity record

Single cup vacuum gripper, pump fed, sustained blow-off before 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-2026-000011385) never changes.

Identity and time

Publication numberOT-2026-000011385 · never reused
Internal UUID01a0ae6c-88fe-7f38-a98f-f77cf77a306c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011385
StatusPUBLIC

Content hashes

Canonical text34824e7454af5f5d234032421d689b76edfb943ff207e24abe0a4032ffcdca82
Markdown01713f439a0354002be2264471788d7f7bb933ef187c30c0280c3b747142d970
PDF
Publication page66c2783829a8acba2dcb994158b20622e83a90a4e7143602aff999f3b2b96f64
Manifeste11b1b3669db362768e01452334c4cd1e7dd6a12ecb66842cf8f9c09080ddf10

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
SignaturenOroEEole0q1g6w9vLWKkCpdVTOklJJNmo29dZSvPNyDwJyosg2S6IrEJznni9bxdrrpfQUr+Z3Lk83aQxsGDg==
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

2026-09-17T12:13:07.716561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011385
observed 66c2783829a8acba2dcb994158b20622...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:07.697094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011385/manifest.json
observed e11b1b3669db362768e01452334c4cd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:07.678654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011385/publication.md
observed 01713f439a0354002be2264471788d7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:07.657985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011385/publication.txt
observed 34824e7454af5f5d234032421d689b76...
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.