OpenTechnical

OT-2026-000027318

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000027318) never changes.

Identity and time

Publication numberOT-2026-000027318 · never reused
Internal UUID01a0ae72-6997-7ffc-b846-4ec694131241 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027318
StatusPUBLIC

Content hashes

Canonical textf00baead596476209a502ab0f3029dbaaa580d475227eb65587dadbe17a79838
Markdown0fdaa76eb466d492ff52471227701fca5d76a10a4421d1c9d6a7f8f5a0cbcb26
PDF
Publication page65696082f0e8a90abe29bb37a24074afbd7b4b5912914a3673aef20c02438d02
Manifest276a0c437e704cb0ab366742937c65eb93cf0071d51e790acafee2debb6bbfbe

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
SignatureLResJzNb9dv+cptxQFWpfEVvMgbgH7FJ+WWMu/FW52QsO6sLwTvaMlnPHCXZMYS6YymRWA9u6Pkdn63mf73xDQ==
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

2026-09-17T11:42:42.826695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027318
observed 65696082f0e8a90abe29bb37a24074af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:42.803578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027318/manifest.json
observed 276a0c437e704cb0ab366742937c65eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:42.786829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027318/publication.md
observed 0fdaa76eb466d492ff52471227701fca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:42.770223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027318/publication.txt
observed f00baead596476209a502ab0f3029dba...
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.