OpenTechnical

OT-2026-000063139

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000063139) never changes.

Identity and time

Publication numberOT-2026-000063139 · never reused
Internal UUID01a0ae8c-94aa-79e0-824d-ef242cbe8bf5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063139
StatusPUBLIC

Content hashes

Canonical textb0eef9eb73a8c4627bdff62d0b7f414007d76e24cd061e6731b546cfe07a1a07
Markdown0a8fcaf21ba533aca84a77962403cfe07216e4272eb8738ce1fbf8c7b97204d9
PDF
Publication page0f98d27e4581844d66e3542d936c9a95004efd52859008150ce325cd0a720eac
Manifestf49a71f9da21968ab5687da654a54551271b70ecb1c2f17a609c186fa2ad0fa4

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
SignaturecuMhRen1qa7u9CiG95AOTzTHeS8XEZFh7PJccqj7SLh/QMdx/mezqW3k+aIXZiRu3RJeX+zpErW4EjH5YpeUCA==
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

2026-09-17T10:38:55.375464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063139
observed 0f98d27e4581844d66e3542d936c9a95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:55.355512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063139/manifest.json
observed f49a71f9da21968ab5687da654a54551...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:55.334966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063139/publication.md
observed 0a8fcaf21ba533aca84a77962403cfe0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:55.316558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063139/publication.txt
observed b0eef9eb73a8c4627bdff62d0b7f4140...
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.