OpenTechnical

OT-2026-000014694

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000014694) never changes.

Identity and time

Publication numberOT-2026-000014694 · never reused
Internal UUID01a0ae6d-d093-74a9-867f-e8108b63f3c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014694
StatusPUBLIC

Content hashes

Canonical text9db94907e91568c27d21b9f0d3eefe7f82f5ab2ef539ccca123424217a1611c4
Markdown7d2803f5a9c9a05d89b57ae4b1a85b6ad0d3026ae21c57d51697be1c40128409
PDF
Publication pagefd7a2366204ce7cec3a25f3aa39fe2712f114cc23a638a9e848b9539648540bd
Manifestdf9513cf551b8ebf45e1299be9741255ce9d30f33cb600d1903009a3d14dea72

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
SignaturejtVB3EmfyWya07er0fX9RYmz3NQSGzcuXwD6NDToqwUCAgEPjPBshrgQk7b1x/LljWlNMCSNyN+oMXjT7CalAA==
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

2026-09-17T12:06:33.132537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014694
observed fd7a2366204ce7cec3a25f3aa39fe271...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:33.111620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014694/manifest.json
observed df9513cf551b8ebf45e1299be9741255...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:33.091969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014694/publication.md
observed 7d2803f5a9c9a05d89b57ae4b1a85b6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:33.072838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014694/publication.txt
observed 9db94907e91568c27d21b9f0d3eefe7f...
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.