OpenTechnical

OT-2026-000018131

Publication integrity record

Foam pad vacuum gripper, two 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-2026-000018131) never changes.

Identity and time

Publication numberOT-2026-000018131 · never reused
Internal UUID01a0ae6e-b487-7434-9ebf-74c1e7c602e7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018131
StatusPUBLIC

Content hashes

Canonical text395585ecfb03ab952c5fcb8b0f9e687178c8feaf65f94ac5a9281b92c2e73515
Markdown1ed9babdb93b5d8252c6839e5b7f72ace8e74ac801415ca5ae1a5a8668e1afc3
PDF
Publication page9a2c66e99e8fac42b5f861ea303f40ee838a5fd4f4fd20429f353a72282ce32b
Manifest554a618415f07ac3d05ff673e316e84e1b8892f6a72a2d103f9f5bbd80d08cd5

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
SignaturefHZ0dcQiYV8R31ufyMPbz3S/+b2r7NyaGgcyWPmGBIal2l9o/uWCpY9GU21qj5q6hCmuVn9RMx/Ae/UJ8g4nCA==
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

2026-09-17T11:59:52.406562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018131
observed 9a2c66e99e8fac42b5f861ea303f40ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:52.388694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018131/manifest.json
observed 554a618415f07ac3d05ff673e316e84e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:52.369366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018131/publication.md
observed 1ed9babdb93b5d8252c6839e5b7f72ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:52.350931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018131/publication.txt
observed 395585ecfb03ab952c5fcb8b0f9e6871...
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.