OpenTechnical

OT-2026-000008324

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, pulsed 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-2026-000008324) never changes.

Identity and time

Publication numberOT-2026-000008324 · never reused
Internal UUID01a0ae6a-e469-70ef-a310-952b19d9448c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008324
StatusPUBLIC

Content hashes

Canonical texte6605301559f35b5e035f25018469460ee53590f5a9466f438805eb1414d3b8b
Markdown693ae8fa8b71fa6d24876e5d9f759e4552ea94dc827904781c1b6e714498ef59
PDF
Publication page31a8217f3707fa2aa7e55358110c59cedfba418b47dc3da7322b51530ada3504
Manifestde7829481ac3dc654b4c6b2352335743161bad4dbb1e2359a08eb68555ce57ea

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
Signature7OZaNtsQTj7H5xvyoAwYZ1cAXevThw5Cf8+47nTv4pOoaCzfk8H+v4n/xUk91BSe8vOvofD98cZXWGPdvFX2Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:08.209145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008324
observed 31a8217f3707fa2aa7e55358110c59ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:08.189785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008324/manifest.json
observed de7829481ac3dc654b4c6b2352335743...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:08.170527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008324/publication.md
observed 693ae8fa8b71fa6d24876e5d9f759e45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:08.151048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008324/publication.txt
observed e6605301559f35b5e035f25018469460...
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.