OpenTechnical

OT-2026-000014793

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000014793) never changes.

Identity and time

Publication numberOT-2026-000014793 · never reused
Internal UUID01a0ae6d-d094-754f-b9f2-0f33c84279ce · 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-2026-000014793
StatusPUBLIC

Content hashes

Canonical textfea7f40c4cc6e31412b4c38f0d6da2214a36a8ee4ac39429105f3ada8be909ed
Markdownee8de94a479904b9154eebb8f32d211f81bbacda1c1d21cce2573124c86acd18
PDF
Publication pageb27d0496a9fdf987547ad4584a5b6754a62d8e7413c5659e36e216899e3cd06a
Manifest38baf9db9f0f1f75f403c906dfafe2e38a7bcc540b6a1ca0839297f15cfaad80

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
Signature2RBh3E9n3OHPPLOBmz/PCOAKUAeUztxwBpfhhdKrM0CWtkKcfTO7jU5dwoUPLi3xd+mfWc7IQPLjLI7LwFg/CA==
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

2026-09-17T12:06:41.231872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014793
observed b27d0496a9fdf987547ad4584a5b6754...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:41.212166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014793/manifest.json
observed 38baf9db9f0f1f75f403c906dfafe2e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:41.193029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014793/publication.md
observed ee8de94a479904b9154eebb8f32d211f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:41.176820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014793/publication.txt
observed fea7f40c4cc6e31412b4c38f0d6da221...
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.