OpenTechnical

OT-2026-000026471

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pulsed blow-off before set-down

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-2026-000026471) never changes.

Identity and time

Publication numberOT-2026-000026471 · never reused
Internal UUID01a0ae71-f4a8-76dc-9f9a-a76fd86cdc58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026471
StatusPUBLIC

Content hashes

Canonical text294b4ca40938c7de6fde10ffe89da0fc96fd1e2912e892e72f9a2511c8d54190
Markdown504b04b54c78168b00e3a58f78b5135e5f8403e120f7c238cc18a6ecc04588cf
PDF
Publication pagea426f99836433a338cd14f172679d2344dc478f9f265aeab8f0af8a5591b9163
Manifestaa5c60778dbc29127d4952e6d687d52c9d4ad282a234403b05280d3df86ab9d4

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
SignatureZ94RA1IDX2uq1Y5xFoAuGs85nRYLhL4RNbC2d0SaX0GE4ENN0C4rvb+6zLWJOTiuhs5Zzfy6WKwfdhbH9ewFDg==
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

2026-09-17T11:44:28.546178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026471
observed a426f99836433a338cd14f172679d234...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:28.529523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026471/manifest.json
observed aa5c60778dbc29127d4952e6d687d52c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:28.511389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026471/publication.md
observed 504b04b54c78168b00e3a58f78b5135e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:28.495674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026471/publication.txt
observed 294b4ca40938c7de6fde10ffe89da0fc...
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.