OpenTechnical

OT-2026-000011866

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, 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-2026-000011866) never changes.

Identity and time

Publication numberOT-2026-000011866 · never reused
Internal UUID01a0ae6d-1942-7476-84bc-123cb04bdcc3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011866
StatusPUBLIC

Content hashes

Canonical text433bebcf971b1aa5419d158f28ece5bf6dee422abb72502e90bf294adffcf46c
Markdown84527c5ad03a5d8c05020132c8c87bfe54510f1eb3dc3a5201c39da903fb2419
PDF
Publication pagec6a61af4deaa1f938a2bfb954320ff52a56a5830d8071bf6e32cfe000691df3c
Manifest1f6467101778fafd6e96dfb2a146e704b6d99716354560f3a6fe38041ce6c47a

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
Signature7KIn9WAGTZHNo7t2yWsCaAVvJ9NjWFa8P1w5LRXg28eARCItlvClvqjxVDBSe7+r6az1gfF40UGx27m5gZE0BQ==
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

2026-09-17T12:12:36.771799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011866
observed c6a61af4deaa1f938a2bfb954320ff52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:36.755002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011866/manifest.json
observed 1f6467101778fafd6e96dfb2a146e704...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:36.735200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011866/publication.md
observed 84527c5ad03a5d8c05020132c8c87bfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:36.716332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011866/publication.txt
observed 433bebcf971b1aa5419d158f28ece5bf...
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.