OpenTechnical

OT-2026-000023486

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, sustained 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-2026-000023486) never changes.

Identity and time

Publication numberOT-2026-000023486 · never reused
Internal UUID01a0ae70-7269-704b-a858-015588249376 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023486
StatusPUBLIC

Content hashes

Canonical text4d498315976e42419d9a7dc2ce5a5030cd5c2f38d22d8db3f3c734e1f9269606
Markdownba49658a719c37d345a58e0e7f1b023acebb90047a3a5f507fa14ee39145c9c0
PDF
Publication pagec312004e1e9808877768cfcbb14a934386a9f41078ff498052a9fdd84d27ddc2
Manifestc833183848ccf344331ac2013e9970d2213b0c55e895c47d6190095e66fc54e9

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
SignaturecU4FfYdY1U4fX4YrQssUTy4H4uzxgSeBzSpdh5VgchWKGF25AQkftyQgh9iIgJsCDt7oEgzgKlHatHUUSH4DBg==
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

2026-09-17T11:51:42.806228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023486
observed c312004e1e9808877768cfcbb14a9343...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:42.785310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023486/manifest.json
observed c833183848ccf344331ac2013e9970d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:42.764473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023486/publication.md
observed ba49658a719c37d345a58e0e7f1b023a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:42.744962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023486/publication.txt
observed 4d498315976e42419d9a7dc2ce5a5030...
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.