OpenTechnical

OT-2026-000026202

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two 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-2026-000026202) never changes.

Identity and time

Publication numberOT-2026-000026202 · never reused
Internal UUID01a0ae71-a841-793c-8af0-29e7677234b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026202
StatusPUBLIC

Content hashes

Canonical text8fcd1ec491aee240e9a4a8f5cfb53da3c6aeaacc0c5fd0e0d45a270586afa23d
Markdown4fbfa5e76bd9064f47ee9c7aae0dabfc39d486233fafacbfaa8780ce9a208f98
PDF
Publication pageedb7a35076d2dec442686c125ace96847a18b8e6cb28de2dfe13c77c3f8693ee
Manifest3c5910def449490ca7a32b1318145614216e502ed6bd9fff69c9ee52260265bc

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
SignatureXX1OcJ2iXeKAYURaOf3M0G2aVRZRhpcWSZoFlSqAEu2zsO018+MoG7CgJn3vU25jZFWMuxOoJStulek1+zypDg==
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

2026-09-17T11:46:43.209821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026202
observed edb7a35076d2dec442686c125ace9684...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:43.191144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026202/manifest.json
observed 3c5910def449490ca7a32b1318145614...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:43.174429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026202/publication.md
observed 4fbfa5e76bd9064f47ee9c7aae0dabfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:43.156685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026202/publication.txt
observed 8fcd1ec491aee240e9a4a8f5cfb53da3...
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.