OpenTechnical

OT-2026-000012700

Publication integrity record

Two bellows cup 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-2026-000012700) never changes.

Identity and time

Publication numberOT-2026-000012700 · never reused
Internal UUID01a0ae6d-5562-7b53-bf90-49db9cf7c026 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012700
StatusPUBLIC

Content hashes

Canonical text04fcb60d3d6f2507e3825bdc5c906ff1475f9d60759c071bbbb169ed422c7731
Markdownd6a2369c8605caa8972c9fa258cabf2e082a4274ab0350e13d24fc209edbc9bf
PDF
Publication pagecb33b9e0015d9344b83b79457e83aafea2a39e95c8c83afd4028e1b9bf50b0d8
Manifest7850835fd1cf6e9d1ece305387528988b9d5a29a088311b8ae7c4f5fa4b960ca

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
SignaturePJjVR4zkv3K36d+jIGCPepE/fZFNUnah9TM+Wl3cyRhNryAjDXMNYoyQoQSN+fORELAMqXVKAc59iIfcXpG7Cg==
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

2026-09-17T12:10:21.376430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012700
observed cb33b9e0015d9344b83b79457e83aafe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:21.357647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012700/manifest.json
observed 7850835fd1cf6e9d1ece305387528988...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:21.338000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012700/publication.md
observed d6a2369c8605caa8972c9fa258cabf2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:21.311533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012700/publication.txt
observed 04fcb60d3d6f2507e3825bdc5c906ff1...
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.