OpenTechnical

OT-2026-000017114

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000017114) never changes.

Identity and time

Publication numberOT-2026-000017114 · never reused
Internal UUID01a0ae6e-76c7-743b-b3d3-87bb80faa2cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017114
StatusPUBLIC

Content hashes

Canonical textb8565ec7fd89ec03598b664ce2984504e2ea04484634b49b2bdcb36c84b0f56c
Markdown0017a27cd156b776134d2d5f598498dda307ceeadf50a10ae28b7a3157633d0e
PDF
Publication page10719635439d56ca16763aaf1f23417dcc6153fe31d927d2c6b21370a1f29428
Manifest2aef4f4be81e804774141a64330460a5a580fcc82def4da9fe5b0f03fc335722

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
SignatureYrgi/FnvOBv3dqM6d35lJOAksBmddl4b/SpKAvPCCNrANEgDrHj8vDck5XY20eR61FJ1FHOBP7xTWorltO9rBg==
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

2026-09-17T12:02:10.128994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017114
observed 10719635439d56ca16763aaf1f23417d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:10.110781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017114/manifest.json
observed 2aef4f4be81e804774141a64330460a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:10.092937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017114/publication.md
observed 0017a27cd156b776134d2d5f598498dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:10.075338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017114/publication.txt
observed b8565ec7fd89ec03598b664ce2984504...
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.