OpenTechnical

OT-2026-000024390

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, 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-2026-000024390) never changes.

Identity and time

Publication numberOT-2026-000024390 · never reused
Internal UUID01a0ae70-e8ca-700e-8da7-2835c19fea07 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024390
StatusPUBLIC

Content hashes

Canonical texta8ec6bd87d5593c82b8d53ad9401ac3c4e388a58a2c627d8c2a1dc7fed9095bd
Markdown3f7587481266d3eac8dc28145a40264546724426a0b49613aec05275fef2b0dd
PDF
Publication page1c0fcc873c483dd88acd652a6acd7207194838f516f6af6a39cc908b56c0c033
Manifestf24c08f5abd039fa62c04a45286ec08ce4147733638fa542dbb44f746d2a340a

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
Signature0v1l1xbpe0OasyXk4TRxkXN8VFG6dZg4FynEkpqBvcA94y8MOYlwjwBbTpk3x7ClLDWUuWFotQTyymZ/LW0wAA==
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

2026-09-17T11:50:16.044687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024390
observed 1c0fcc873c483dd88acd652a6acd7207...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:16.026232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024390/manifest.json
observed f24c08f5abd039fa62c04a45286ec08c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:16.009668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024390/publication.md
observed 3f7587481266d3eac8dc28145a402645...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:15.990350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024390/publication.txt
observed a8ec6bd87d5593c82b8d53ad9401ac3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:29.576994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024390
observed 1c0fcc873c483dd88acd652a6acd7207...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:29.558273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024390/manifest.json
observed f24c08f5abd039fa62c04a45286ec08c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:29.540866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024390/publication.md
observed 3f7587481266d3eac8dc28145a402645...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:29.524126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024390/publication.txt
observed a8ec6bd87d5593c82b8d53ad9401ac3c...
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.