OpenTechnical

OT-2026-000088061

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two 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-2026-000088061) never changes.

Identity and time

Publication numberOT-2026-000088061 · never reused
Internal UUID01a0ae9b-1aa7-773f-b0e0-5906cd824d16 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088061
StatusPUBLIC

Content hashes

Canonical text7069a8cb5d401afe3c2ed31eb8e5d0592efcaf112dfe16a26a732d2d11079e9c
Markdowna6a9d213b97547021467e1483e8e28abb0c7605380cdbbc8edf99118bdb3952e
PDF
Publication page85f8457778ad03a1dab8660f2884861bcedfdfcff1e460252c4bbdb6a7f211d3
Manifestca3adbee7877e6a64fd3a3e750ddd8a10e2d6eccd7bd1317a5c3046029c41163

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
SignatureIsvlqVrXDwH0n/kGs3Tl3t8s0PfFDfNnyaV04lXZYi6enUFgqb2eE1mxFNPR+yCeCAulVbu44TDZyxf/cvagBg==
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

2026-09-17T09:50:03.407073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088061
observed 85f8457778ad03a1dab8660f2884861b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.389392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088061/manifest.json
observed ca3adbee7877e6a64fd3a3e750ddd8a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.370205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088061/publication.md
observed a6a9d213b97547021467e1483e8e28ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.351434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088061/publication.txt
observed 7069a8cb5d401afe3c2ed31eb8e5d059...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:02.527780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088061
observed 85f8457778ad03a1dab8660f2884861b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:02.510736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088061/manifest.json
observed ca3adbee7877e6a64fd3a3e750ddd8a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:02.491466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088061/publication.md
observed a6a9d213b97547021467e1483e8e28ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:02.466442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088061/publication.txt
observed 7069a8cb5d401afe3c2ed31eb8e5d059...
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.