OpenTechnical

OT-2026-000017870

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000017870) never changes.

Identity and time

Publication numberOT-2026-000017870 · never reused
Internal UUID01a0ae6e-96fb-7a18-b0a8-32dd1cc1b482 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017870
StatusPUBLIC

Content hashes

Canonical text82cb5948e8f9742889725bb98980f91364042897bc556a8d9ab3f1f26bbf82cb
Markdown2ab05c66b1138a84b2881d057a0baf5fe7ee739032197cbbd4d9a182724c53c6
PDF
Publication paged1b513c9ea78de9cd309de1619cbd92c508f620b73dd20ff6201f7d3c3c0e769
Manifest21c76eb3a173e6d08859fe762c495f160ac9fd4066d088134c28a58117937487

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
Signature48tTPRQHYAE/6oZPKVNfv5YmhHE1WQ4ZfgIkq/IX0XZJPjIeFBm8FPNtkm7MERXz0efyFLsDrg+jt7CJBasfCg==
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

2026-09-17T12:01:51.364368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017870
observed d1b513c9ea78de9cd309de1619cbd92c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:51.349468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017870/manifest.json
observed 21c76eb3a173e6d08859fe762c495f16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:51.332685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017870/publication.md
observed 2ab05c66b1138a84b2881d057a0baf5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:51.316432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017870/publication.txt
observed 82cb5948e8f9742889725bb98980f913...
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.