OpenTechnical

OT-2026-000049261

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000049261) never changes.

Identity and time

Publication numberOT-2026-000049261 · never reused
Internal UUID01a0ae81-134f-7f53-a2ae-676e95ba9661 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049261
StatusPUBLIC

Content hashes

Canonical textc0c139c32c32c6085b8a0fc0a418066a44ecc28e4753de9f8e03cac9be6ce92d
Markdown4d45573ac33872ed8175cf78eb907493f97e03f9a817295b4fb93bc4c29f0575
PDF
Publication pagedd3550a0f4e88c37c717751cfd60f15af37adda87f79ee689136b6a4260cf163
Manifest8f10762210d172461f2258b7c29480415eeacf8014127c9cd95059a16425f5e8

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
SignatureYtutzvAOPKMiJGM4EEhtxZe62SJz+TfF5BmyrKvorqP/jpZyjXtjfJC18sJvSL6M+Ih9ggmTPOTe4eLD7DDYAw==
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

2026-09-17T11:04:06.697223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049261
observed dd3550a0f4e88c37c717751cfd60f15a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:06.677032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049261/manifest.json
observed 8f10762210d172461f2258b7c2948041...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:06.659552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049261/publication.md
observed 4d45573ac33872ed8175cf78eb907493...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:06.639763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049261/publication.txt
observed c0c139c32c32c6085b8a0fc0a418066a...
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.