OpenTechnical

OT-2026-000029398

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, supply line 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-2026-000029398) never changes.

Identity and time

Publication numberOT-2026-000029398 · never reused
Internal UUID01a0ae73-5e20-7c4d-aef7-fe371c89657d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:51.545382Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029398
StatusPUBLIC

Content hashes

Canonical text28e48090bf648b22b201bf59423ef2464bf25121433e426bcaacbea7a635064d
Markdown29cf77efc22546bc9952a77ecf60f2a978535c86c2367996667235d1ef00778a
PDF
Publication pagee25bc37e6bfe588561eadf299f2e79f1cd24775476714582dc151e960e677d4b
Manifest182207a0c14912efa1b10b8458cf9980bbf45638f28aba527af1cf3b6f5f05fd

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
Signaturen6ky1c0l4kCvtEJHg27paLI/uZfcwY5oy1BaqwcpK7lVLwZ4iDarcl3mrBardWGkjfWO14GHlwaaEpsDqScqCA==
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

2026-09-17T11:38:58.236999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029398
observed e25bc37e6bfe588561eadf299f2e79f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:58.218469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029398/manifest.json
observed 182207a0c14912efa1b10b8458cf9980...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:58.199967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029398/publication.md
observed 29cf77efc22546bc9952a77ecf60f2a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:58.181845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029398/publication.txt
observed 28e48090bf648b22b201bf59423ef246...
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.