OpenTechnical

OT-2026-000025496

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000025496) never changes.

Identity and time

Publication numberOT-2026-000025496 · never reused
Internal UUID01a0ae71-5fa8-75fb-a9db-2e1de228819e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025496
StatusPUBLIC

Content hashes

Canonical text0b4a1f59d51fed365d8949f530c6418c9f903094bf078361953f9be8053bc456
Markdown498136a1e269d486848c09ac8028cdb0f336a3f6922d5b9ef7e4b6f62edf9eb2
PDF
Publication page2ddb3d16ffdb640bfaaf2a724ff843447f2c38fbd395fbd4d9ca49f677aa4e9f
Manifest693fc2d1c3d512c03480b461251bd2377ed8349daebdcf5706dbca092feb7ffe

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
SignatureXljd0BSIWXmkqtt6arewyrXLpPSWNjBoWURMjuuvUuXI6AEnKQsjyS4aUAJ0C+ieuRKI8d/wePbR642CwjEdCw==
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

2026-09-17T11:47:35.504779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025496
observed 2ddb3d16ffdb640bfaaf2a724ff84344...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:35.488017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025496/manifest.json
observed 693fc2d1c3d512c03480b461251bd237...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:35.471497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025496/publication.md
observed 498136a1e269d486848c09ac8028cdb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:35.452867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025496/publication.txt
observed 0b4a1f59d51fed365d8949f530c6418c...
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.