OpenTechnical

OT-2026-000039668

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000039668) never changes.

Identity and time

Publication numberOT-2026-000039668 · never reused
Internal UUID01a0ae78-d8d4-7b61-8031-2064ec35f6e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039668
StatusPUBLIC

Content hashes

Canonical text508ab3ecd0c1e7290fc13c7a96e329101189ad3be12b16a1edb9c3154ec2a3d3
Markdown24b845b49df8bb4bf98097ccbdba8b96bc84abab3229e5c65e0a44009ae27b7d
PDF
Publication pagee47a01f42521688a339fea5fb7f31ac5217f985ad9d44f94b5bd52e7d92f1a5d
Manifest37b16cf32612438fa3dc69a402eb7a81d929057125c6b1d056e9cd79d8c77d7a

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
SignaturebzwWgXIkvlr1mkdaa11DN/RTdSFwyk/ZP9vbbYZ9dJCgIKdWKsuIhvaAJ9Mc8C6r25sr8DoE872HtZJfvVLoDw==
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

2026-09-17T11:19:51.089462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039668
observed e47a01f42521688a339fea5fb7f31ac5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:51.072104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039668/manifest.json
observed 37b16cf32612438fa3dc69a402eb7a81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:51.042702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039668/publication.md
observed 24b845b49df8bb4bf98097ccbdba8b96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:51.024947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039668/publication.txt
observed 508ab3ecd0c1e7290fc13c7a96e32910...
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.