OpenTechnical

OT-2026-000026578

Publication integrity record

Six pad foam vacuum gripper, six 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-2026-000026578) never changes.

Identity and time

Publication numberOT-2026-000026578 · never reused
Internal UUID01a0ae71-f4a9-778b-a986-edc30ae7bafd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026578
StatusPUBLIC

Content hashes

Canonical text9e8e2302a93dea230816f5f6e2232fa63475e584733482c4afae161e136cd7b9
Markdown3665c69e6f24bc72285a2193834a0c520cb25ac20c136bfb7d7ba6b23b3c7f60
PDF
Publication page604ede1aae31a2a4110cf23da9103790420cf283f18071f74e7736b132704efc
Manifest5993768bdc5fb560eb280adb3377d80acf5df1c679882dc33d619ba74424906b

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
Signature1n26a6bPLK9N9mpZVukTIxdegz6UCY1Npb6N6UqWHU9QOzP27kfPdiO3h5/3ZsPgk46fm0vSRTXyea8OWxgXAA==
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

2026-09-17T11:45:38.291026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026578
observed 604ede1aae31a2a4110cf23da9103790...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:38.263514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026578/manifest.json
observed 5993768bdc5fb560eb280adb3377d80a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:38.234649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026578/publication.md
observed 3665c69e6f24bc72285a2193834a0c52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:38.211459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026578/publication.txt
observed 9e8e2302a93dea230816f5f6e2232fa6...
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.