OpenTechnical

OT-2026-000086446

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, single stage ejector, 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-2026-000086446) never changes.

Identity and time

Publication numberOT-2026-000086446 · never reused
Internal UUID01a0ae9a-2c97-72a1-9500-742845f8a457 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086446
StatusPUBLIC

Content hashes

Canonical text09f9fdc2e3758b73c93aef308f4f1d02268fc7f9996c38a0eb83aec999ccda03
Markdown41a2875f4b1e5783f2e91b9195176a368f427b4ff63b6eae6b72a8257c3f2f88
PDF
Publication pagec98194ec6778b987117211fd8a235954a262311f8527816265ad511fb8ec2019
Manifestf3b2b9bed5194ae4efb3f3276bec1546ece998b7c41ab3d53064ae347bd8a1e2

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
SignaturexTL9CmpKvqb4oZodlN8wQb8DeOZsqXMxT5q/4iy0tRG+P/yR6ImZ00iWNLI/AwZjJiuPDQ70XDauoQtVEOZuDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:52:14.763380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086446
observed c98194ec6778b987117211fd8a235954...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:14.745649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086446/manifest.json
observed f3b2b9bed5194ae4efb3f3276bec1546...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:14.728774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086446/publication.md
observed 41a2875f4b1e5783f2e91b9195176a36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:14.711329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086446/publication.txt
observed 09f9fdc2e3758b73c93aef308f4f1d02...
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.