OpenTechnical

OT-2026-000025661

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000025661) never changes.

Identity and time

Publication numberOT-2026-000025661 · never reused
Internal UUID01a0ae71-9bc9-7eb0-adb1-b5c2b972d4bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:56.183170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025661
StatusPUBLIC

Content hashes

Canonical text88f0be6c96aecdf74d3c1025917421698e0f327283c45b6f8d12c2e3bb63c944
Markdownacf814215907b8815365808a07dc878ea255537d4dd1411fe3162352cbca2be7
PDF
Publication page374da3e7de5244403e2db0aad26d92984e0f07108986ea10fde8e7d375408c53
Manifest75aa5b935524f83203d248e19615cc6e1d41d4e729b2b0fa6cd5eb786032f0ba

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
SignatureAzuBs/gjSc4cb3dOQCC8kyIuvrHlm9SIxxR0ehe6wYgIxcGuwlJa50xEfoMm/KUcdY708b54KfsEvG9Eakd2Aw==
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

2026-09-17T11:46:52.146283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025661
observed 374da3e7de5244403e2db0aad26d9298...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:52.129483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025661/manifest.json
observed 75aa5b935524f83203d248e19615cc6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:52.111793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025661/publication.md
observed acf814215907b8815365808a07dc878e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:52.094683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025661/publication.txt
observed 88f0be6c96aecdf74d3c102591742169...
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.