OpenTechnical

OT-2026-000035004

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single 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-2026-000035004) never changes.

Identity and time

Publication numberOT-2026-000035004 · never reused
Internal UUID01a0ae76-6a1c-7dc3-a51b-611905b24664 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035004
StatusPUBLIC

Content hashes

Canonical text60f6612eb5dcbd60b370ecb451e5f4f02ee82f0fcdc23ffa76d0f056c6bf39c4
Markdown8fce40be8dc3dad726d25bae8853909e48007e7232c63ecd50dd9b44f258e276
PDF
Publication pagec3fb21ece40def7f571df6996517c298183ac2af911a8731253d786e9ee00a73
Manifest08c64b1ae52db65603898465c2416b24e8ec81dd8c66e2477029ba1e391b92a0

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
SignatureJpGoGBlQ7HRx74GgvZRw3wKZq9ykZ9KVifeF9h+elPcXkWE/McmKsSkMW2aLE1kRRwXYm533MPP5KGPs9/QNAw==
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

2026-09-17T11:27:56.795774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035004
observed c3fb21ece40def7f571df6996517c298...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:56.775431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035004/manifest.json
observed 08c64b1ae52db65603898465c2416b24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:56.757110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035004/publication.md
observed 8fce40be8dc3dad726d25bae8853909e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:56.741002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035004/publication.txt
observed 60f6612eb5dcbd60b370ecb451e5f4f0...
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.