OpenTechnical

OT-2026-000024441

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000024441) never changes.

Identity and time

Publication numberOT-2026-000024441 · never reused
Internal UUID01a0ae70-e8ca-78c3-9f60-b554d1d142b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024441
StatusPUBLIC

Content hashes

Canonical textfbbe7973ba21885d725b0fed77d8bf9e084497158a9ae98976a8bbb5d6d3cd22
Markdown5168ef6142ea246ed947a74a0046ee0724cb4a522682cf08fb35690b0c37dd11
PDF
Publication page153f0eea9cbbc703fab2c75089d7c005f25af67418727a4a1793b6f8ebe270f3
Manifest00a86fe4069c39205c669e2302afc0b2b57c9dee86bf913cb3935ebeb8dfacc0

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
SignatureO/AOZTmPoeiTScStCKZdVns6NSOjLt3bKbbfqA29lKUaIShEe4/V0L+FGxt3d3vTxqhqY5Xs7xtkXlL3awQ6DA==
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

2026-09-17T11:50:20.045193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024441
observed 153f0eea9cbbc703fab2c75089d7c005...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:20.025110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024441/manifest.json
observed 00a86fe4069c39205c669e2302afc0b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:20.005187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024441/publication.md
observed 5168ef6142ea246ed947a74a0046ee07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:19.989952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024441/publication.txt
observed fbbe7973ba21885d725b0fed77d8bf9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:35.005925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024441
observed 153f0eea9cbbc703fab2c75089d7c005...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:34.989687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024441/manifest.json
observed 00a86fe4069c39205c669e2302afc0b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:34.970531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024441/publication.md
observed 5168ef6142ea246ed947a74a0046ee07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:34.946183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024441/publication.txt
observed fbbe7973ba21885d725b0fed77d8bf9e...
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.