OpenTechnical

OT-2026-000042024

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, pulsed blow-off after 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-2026-000042024) never changes.

Identity and time

Publication numberOT-2026-000042024 · never reused
Internal UUID01a0ae7a-5d70-7a9c-bde7-61d1c8ef6a8d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:30.052779Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042024
StatusPUBLIC

Content hashes

Canonical text9e493435f215e218aadd61545481b8945f7134aed064084baade024c4eeee461
Markdowne3f27ba1adf6d4c28e7322855fbf32f91a3763ee405d63d691a8d407f864df8b
PDF
Publication pagef0f1cad595972dfce3d5649e20f2e35314a0ebce405d8c0577642c5fc630faef
Manifest5738c413a4782eda6050dfa522ff1689676be9d25639effe1235585b472fbc22

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
SignatureswPlEIh1ZR/sEjfLlvnG2htQLbY48EXJdY3dzhV3yfg1D/eW64umjlcNMOujoMPM4EfQBWfKwK3BD34y7SKwAw==
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

2026-09-17T11:15:31.807750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042024
observed f0f1cad595972dfce3d5649e20f2e353...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:31.787523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042024/manifest.json
observed 5738c413a4782eda6050dfa522ff1689...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:31.767966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042024/publication.md
observed e3f27ba1adf6d4c28e7322855fbf32f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:31.749910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042024/publication.txt
observed 9e493435f215e218aadd61545481b894...
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.