OpenTechnical

OT-2026-000037356

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000037356) never changes.

Identity and time

Publication numberOT-2026-000037356 · never reused
Internal UUID01a0ae77-b8cd-7863-a0d5-4dd191c26171 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037356
StatusPUBLIC

Content hashes

Canonical text2ec94dc67735a16a0c8396969fce1f855336083947d93596c4d55f46433747a2
Markdown92a776d605531bebd3dbd93cd9a2fd4ca022ff349fb07f67645a29e74d8d5b8b
PDF
Publication page393824bddb8d013a500513ced3ef0fcd9947c03e2bc1bc1cecb828e03dd553a3
Manifesta9ac605f49a92f4bc411e8d6dcf93db1b8780e1f5362b0f0ebe59c75ca00a52d

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
SignatureayrXvCiixwj4xeEQDfPzsec1ubbNdIr8UU3Uvo1sMVYX6rPLoMDjopIaR8H3vGf2ipSmnFqhHT1H1apuDGJABA==
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

2026-09-17T11:23:46.568391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037356
observed 393824bddb8d013a500513ced3ef0fcd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:46.550713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037356/manifest.json
observed a9ac605f49a92f4bc411e8d6dcf93db1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:46.529807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037356/publication.md
observed 92a776d605531bebd3dbd93cd9a2fd4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:46.511998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037356/publication.txt
observed 2ec94dc67735a16a0c8396969fce1f85...
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.