OpenTechnical

OT-2026-000040231

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000040231) never changes.

Identity and time

Publication numberOT-2026-000040231 · never reused
Internal UUID01a0ae79-26ff-7307-9599-d7243c3b96e5 · 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-2026-000040231
StatusPUBLIC

Content hashes

Canonical text70c74bee17a41dd40a682131586dc20a529f92008dd071469b64c1931240521f
Markdown17b16b763b1bcd2ed933d08ae5508e4cb31e1f5ed225a5a6b7cd3f0a576a3594
PDF
Publication page63bd6f6d347307aadec411cb8dd9d8dd0621fc3607eee6dd35adc2ba7670d580
Manifest2626e0b7b758ab0e543bc412b0da1a564a275b030750e09ccca81b54542e057a

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
Signature67KFEDguaOHBmtHGBCaJQI4jCTNpA1sP4mHga9ghx2P8FVigS1GG9HQdVvp+oTerAL5hiuhMtCxir8ncrsMvAg==
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

2026-09-17T11:19:07.185396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040231
observed 63bd6f6d347307aadec411cb8dd9d8dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:07.167585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040231/manifest.json
observed 2626e0b7b758ab0e543bc412b0da1a56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:07.150692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040231/publication.md
observed 17b16b763b1bcd2ed933d08ae5508e4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:07.132209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040231/publication.txt
observed 70c74bee17a41dd40a682131586dc20a...
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.