OpenTechnical

OT-2026-000045652

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off after 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-2026-000045652) never changes.

Identity and time

Publication numberOT-2026-000045652 · never reused
Internal UUID01a0ae7d-8f03-73f6-afd6-c60f92dc7c75 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045652
StatusPUBLIC

Content hashes

Canonical text83710c7124cfc9c51ae694289b63ad3656089cd5952eddf727686e84bc2c601b
Markdown86dd2eb7092d78dc86c321507e5ad6a54f0122afd3f06a9811b7c3ebcd4c283a
PDF
Publication page5429eadbc828ccb72d6e1e46a8d1776b5016a6f541df339b8bdcb9f73945e471
Manifesta74195ad84c506ff848e93db3b52e23351a07ba6c722474b9664ff2d33b95de0

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
Signature+yP+5trhcqlaOkuByGczlj5se7lBlWCSbu6n5lPLXVGZvALiaQugVKFwaIsee9YmxtXgMCdpVuFSBuaZ/ZsuCA==
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

2026-09-17T11:09:26.552894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045652
observed 5429eadbc828ccb72d6e1e46a8d1776b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:26.534452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045652/manifest.json
observed a74195ad84c506ff848e93db3b52e233...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:26.515895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045652/publication.md
observed 86dd2eb7092d78dc86c321507e5ad6a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:26.498400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045652/publication.txt
observed 83710c7124cfc9c51ae694289b63ad36...
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.