OpenTechnical

OT-2026-000023668

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000023668) never changes.

Identity and time

Publication numberOT-2026-000023668 · never reused
Internal UUID01a0ae70-aed4-7f46-9336-a4a3d36c52b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023668
StatusPUBLIC

Content hashes

Canonical text070d19b70afe314baef8a10436e400088535b9d09d11303d69cae6b0a02a5d9c
Markdown98235e2b9fdec182d038613fcf9f308d2f93e7e4cac25c7d35368733ad7b350c
PDF
Publication page476a0fbaf67de3b8f718435218a8026ebfe7a166b708b9019fe5a8deb9d2d211
Manifestf177482605a66daa37ddd09a9cf540300598a0bade5d1d091218ae8f46864a14

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
Signature4kbQfw7SOu2S/68aEuo4UV5dmmC0YJx52P0ci2e4enzHBKh0jB0NR5UAfYCegHFDO60pHM9LwIrh6shSf8NpBw==
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

2026-09-17T11:49:59.244946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023668
observed 476a0fbaf67de3b8f718435218a8026e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:59.226856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023668/manifest.json
observed f177482605a66daa37ddd09a9cf54030...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:59.206779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023668/publication.md
observed 98235e2b9fdec182d038613fcf9f308d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:59.184365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023668/publication.txt
observed 070d19b70afe314baef8a10436e40008...
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.