OpenTechnical

OT-2026-000029326

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, supply line 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-2026-000029326) never changes.

Identity and time

Publication numberOT-2026-000029326 · never reused
Internal UUID01a0ae73-5e20-74a2-8b80-c185b79721d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:51.545382Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029326
StatusPUBLIC

Content hashes

Canonical texta35921815e02cf3256051872454c6932e3e77dd34e9c1e7af30aa9772f143a75
Markdown227adee416428ac3096ee3ee3705df0b333f3fd829f265be22fa1aa8f0a30281
PDF
Publication pageeeacff7e2b399ea7e17c36cb262d129b0ad526a3df038cd9c0892ece89bea0be
Manifest8e826c010e355419c9a89b659b74285cdefe6ab9e2eea8d0768394cd7f88ef6d

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
SignatureeXmipxm/Z+GcGuUq/QJcB76+0e7MFE06Sqssw8YCuRzzM4joXvbe76lZ8IkmDT9XWBXMtr1gql6Nw+sOOZOkAw==
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

2026-09-17T11:38:52.441723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029326
observed eeacff7e2b399ea7e17c36cb262d129b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:52.422267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029326/manifest.json
observed 8e826c010e355419c9a89b659b74285c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:52.402188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029326/publication.md
observed 227adee416428ac3096ee3ee3705df0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:52.383925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029326/publication.txt
observed a35921815e02cf3256051872454c6932...
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.