OpenTechnical

OT-2026-000040380

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000040380) never changes.

Identity and time

Publication numberOT-2026-000040380 · never reused
Internal UUID01a0ae79-2701-773b-b775-1e5bc3442f0e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040380
StatusPUBLIC

Content hashes

Canonical text30f5fdc99ec6625f80279e54baf432bf203627dda22b1e6b257c5af0a394d5a9
Markdown66eded3ebe4c8966f3c80a6df043588b44b4653026dd593bc98b181e43c1cd4a
PDF
Publication page86f8a209af4baeb9ac724707c50d3284fa8a855bd15d93a81222604cc85cc2fb
Manifeste8a2eae60e3b7d48d04c7acf76276e537350505b87f8f0d48cb414fccbddc25d

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
SignaturePTqmqKB8pfFRpuCKbrDnv9k72ChgFi+LqoYt3yS9fRLMtm3S1U1biDYZ64sCbB1GY2PRT0OWf7gFgrrp/IfWCg==
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

2026-09-17T11:19:24.303894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040380
observed 86f8a209af4baeb9ac724707c50d3284...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:24.286597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040380/manifest.json
observed e8a2eae60e3b7d48d04c7acf76276e53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:24.267825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040380/publication.md
observed 66eded3ebe4c8966f3c80a6df043588b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:24.252005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040380/publication.txt
observed 30f5fdc99ec6625f80279e54baf432bf...
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.