OpenTechnical

OT-2026-000088265

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000088265) never changes.

Identity and time

Publication numberOT-2026-000088265 · never reused
Internal UUID01a0ae9b-5d26-770d-ac2a-22fa2bd08e0a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088265
StatusPUBLIC

Content hashes

Canonical text09f47bc697ca78b0063db950c8f1791e717a1ee00da44e15c1d6d0cf146ea222
Markdowna3d457f692fcdeb10f580b28343ccdf13717c9ff37aa25c6f875c747d5f4f119
PDF
Publication pagef54fe9966c614126d9ea6f5e43537766ca60fa7fc8597da4ec288b36e13bc05a
Manifest77f9829214c0ffa2984d120f6f0b668f64a1f4e23a817a1d34c4ba42b96df8f4

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
SignatureqenWhSZbdeAqlgZauYL2oZjhQdB0Gb45bzNgb7GmVmPbuF038+9+iTZGfvUK8Ctyd42et7u3qkm73wK0wLnfDg==
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

2026-09-17T09:48:34.282763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088265
observed f54fe9966c614126d9ea6f5e43537766...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:34.266837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088265/manifest.json
observed 77f9829214c0ffa2984d120f6f0b668f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:34.248848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088265/publication.md
observed a3d457f692fcdeb10f580b28343ccdf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:34.231900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088265/publication.txt
observed 09f47bc697ca78b0063db950c8f1791e...
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.