OpenTechnical

OT-2026-000040880

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000040880) never changes.

Identity and time

Publication numberOT-2026-000040880 · never reused
Internal UUID01a0ae79-6d10-70e8-85e7-263236d7ad36 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040880
StatusPUBLIC

Content hashes

Canonical text64d92a5335688180124c3c62773ab7f782854301defb80874275f424295f78d1
Markdown6ede40141ef58ff1efbfcd5a7dfb484feb634db8771e4468fad7030f442e77d0
PDF
Publication pagef677e3dcd8be1d069393ed48db8901a0f8dcc3f6e309f9a364ad92b8138bcf42
Manifest8d2b362ed2b73be6e40f5af9b61b397044dc31e63adfd63029fb7e091e0369ce

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
Signature3DDqfQQDS7tLXv9bkvShmzfXRAFkIbLPqdqqzS9qfvyXBFDQBZA79thSVG3rpWJXg+aHUPkcj0xUwzFJEgGkBw==
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

2026-09-17T11:20:14.406804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040880
observed f677e3dcd8be1d069393ed48db8901a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:14.390513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040880/manifest.json
observed 8d2b362ed2b73be6e40f5af9b61b3970...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:14.375392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040880/publication.md
observed 6ede40141ef58ff1efbfcd5a7dfb484f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:14.358746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040880/publication.txt
observed 64d92a5335688180124c3c62773ab7f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:40.410775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040880
observed f677e3dcd8be1d069393ed48db8901a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:40.394593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040880/manifest.json
observed 8d2b362ed2b73be6e40f5af9b61b3970...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:40.376495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040880/publication.md
observed 6ede40141ef58ff1efbfcd5a7dfb484f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:40.359822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040880/publication.txt
observed 64d92a5335688180124c3c62773ab7f7...
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.