OpenTechnical

OT-2026-000099156

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, manifold 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-2026-000099156) never changes.

Identity and time

Publication numberOT-2026-000099156 · never reused
Internal UUID01a0aea2-8288-76f4-8a18-7943e235f0e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099156
StatusPUBLIC

Content hashes

Canonical texta31971d027dd8b4ed03e4dc8b93ca370930f2d0e88df970fd2bd0c3fd901a584
Markdowndd3c3b727872a86d46edd41653f13e6c0e4f7e37ede09796ab4ff541173c1e5f
PDF
Publication page5d081b06f6e8ab4f51de2a168c18fe850992b0b91accf97d3650689e122d12fc
Manifeste180842711a155fb6584d0e615bbce6121fdb0008a9d287ff6d3e254aa4de416

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
Signatureadn/EMp1EZx1IEV9NBLG3YDc0+1S3sUkCAkuY9gwsIWNcXS4TkeDp5kPCL9AStQJwD53ehMn4waBN4rs0XjLCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:32.005164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099156
observed 5d081b06f6e8ab4f51de2a168c18fe85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:31.988441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099156/manifest.json
observed e180842711a155fb6584d0e615bbce61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:31.971115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099156/publication.md
observed dd3c3b727872a86d46edd41653f13e6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:31.953440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099156/publication.txt
observed a31971d027dd8b4ed03e4dc8b93ca370...
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.