OpenTechnical

OT-2026-000027106

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold 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-2026-000027106) never changes.

Identity and time

Publication numberOT-2026-000027106 · never reused
Internal UUID01a0ae72-3454-771e-be76-eb6e2d4cd478 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027106
StatusPUBLIC

Content hashes

Canonical textc5b5a574268d4c973347d91769f02daee51d3c22e52d42c532e6fd7e1b007891
Markdown66cd4535b66eb5099e80922e7cb7ddedc77303628731986a033077dd734220f3
PDF
Publication page80fb191141d861473ba4cd60212cc746c82707471856d5f9c490fe656115efa9
Manifest9a03acbf12d2380cda7fe9d9d89f824d5840bb221e486f46f3b4d3c7ede65e64

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
SignaturemsYnxkMUVoD2srKeE/nylBUA3WHwOxiaEhCYK+4gbkCDXDWZ+lM6dDI43pr7E95r0lFJMIvvBq37/3Y1vSBEBw==
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

2026-09-17T11:43:52.583969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027106
observed 80fb191141d861473ba4cd60212cc746...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:52.566968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027106/manifest.json
observed 9a03acbf12d2380cda7fe9d9d89f824d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:52.550604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027106/publication.md
observed 66cd4535b66eb5099e80922e7cb7dded...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:52.535117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027106/publication.txt
observed c5b5a574268d4c973347d91769f02dae...
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.