OpenTechnical

OT-2026-000040023

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, 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-2026-000040023) never changes.

Identity and time

Publication numberOT-2026-000040023 · never reused
Internal UUID01a0ae79-26fc-7164-bde1-5c5ef2eed1f5 · 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-2026-000040023
StatusPUBLIC

Content hashes

Canonical text367b3e35f88baa012c11bf74a24bf707a614d0fb71110dbd3c3547cefa9f2732
Markdown3d40b5fcf9747655792cc9d05c64e4f31790040ade50907eba32034a046dff55
PDF
Publication paged1694ca0909ae11bf472a4a914357f4d29094c0a3f7ade8e6f957555b5996862
Manifest672b215c9dfbc6ded4596a20dbc52fa7f9b222fe0fa09dad8b6f9b5e53fdae63

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
Signaturev7/hkJi/7okkk/uhBbT4jUwzN/iWOmlsa+khvMSvihn0NEgU7rvvh0GvdjOV+xemov+ttAtxJtbCHuksXAEqCw==
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

2026-09-17T11:20:33.252730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040023
observed d1694ca0909ae11bf472a4a914357f4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:33.233421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040023/manifest.json
observed 672b215c9dfbc6ded4596a20dbc52fa7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:33.217609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040023/publication.md
observed 3d40b5fcf9747655792cc9d05c64e4f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:33.200775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040023/publication.txt
observed 367b3e35f88baa012c11bf74a24bf707...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:51.263570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040023
observed d1694ca0909ae11bf472a4a914357f4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:51.247947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040023/manifest.json
observed 672b215c9dfbc6ded4596a20dbc52fa7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:51.230073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040023/publication.md
observed 3d40b5fcf9747655792cc9d05c64e4f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:51.213121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040023/publication.txt
observed 367b3e35f88baa012c11bf74a24bf707...
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.