OpenTechnical

OT-2026-000027585

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single 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-2026-000027585) never changes.

Identity and time

Publication numberOT-2026-000027585 · never reused
Internal UUID01a0ae72-6999-7958-a927-b63d1f9171f1 · 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-2026-000027585
StatusPUBLIC

Content hashes

Canonical textc2efbdf89a88a0e9cf607d1735ba9269dabcb98983571e109904ddeb40d9e359
Markdown6eb2508100275b2154cbfc8db622cb75033f6071da80573135c1c68c3039ab94
PDF
Publication page94335f2e03644b83c806e26e7ac1c3e10be8adc63c332f978504417bb6a5731b
Manifest0080a1788550578a3eb90c3f4d59f7ea3d41f9054de96204c2b0bfa263905798

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
SignatureP3SFzJbwRjbwMDQBeUHANcnNv5A+3LFWKtSeEvNLUsKaVc3gR/0UA7kdDn8S8+7H1k+WJcbDntMLteSr7YmxDw==
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

2026-09-17T11:43:04.829660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027585
observed 94335f2e03644b83c806e26e7ac1c3e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:04.811255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027585/manifest.json
observed 0080a1788550578a3eb90c3f4d59f7ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:04.789690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027585/publication.md
observed 6eb2508100275b2154cbfc8db622cb75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:04.771687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027585/publication.txt
observed c2efbdf89a88a0e9cf607d1735ba9269...
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.