OpenTechnical

OT-2026-000034449

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000034449) never changes.

Identity and time

Publication numberOT-2026-000034449 · never reused
Internal UUID01a0ae76-12eb-74b0-a517-aeca82cb3e53 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:48.823624Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034449
StatusPUBLIC

Content hashes

Canonical textfc21e5ffc1e6655bf91a523cefb46b0039fa8c649538123174634cf64390ec20
Markdown2fc27dba92fa30993dfc8a836f2ec2a8a48b2c5ad271141875038d4e7a1616c3
PDF
Publication pagea8834b60a8b9914afe5cd15b8ee24d1e13713f41502c485a59716fce2cd72f88
Manifeste5e3cbe48248ae5e74349374f7e42c8c3d208efed9702f3c51a9349bb48002ef

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
SignatureWCAkJL5XtrDKFO0YA9mZEAsWndS3TEO58L36BbgPAIuvWio3UDHc8TCD+37xbLS20y62k7PkBXwgfLGgzydoAA==
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

2026-09-17T11:30:46.556416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034449
observed a8834b60a8b9914afe5cd15b8ee24d1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:46.539370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034449/manifest.json
observed e5e3cbe48248ae5e74349374f7e42c8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:46.517902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034449/publication.md
observed 2fc27dba92fa30993dfc8a836f2ec2a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:46.501458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034449/publication.txt
observed fc21e5ffc1e6655bf91a523cefb46b00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:01.372401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034449
observed a8834b60a8b9914afe5cd15b8ee24d1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:01.341927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034449/manifest.json
observed e5e3cbe48248ae5e74349374f7e42c8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:01.323047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034449/publication.md
observed 2fc27dba92fa30993dfc8a836f2ec2a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:01.305903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034449/publication.txt
observed fc21e5ffc1e6655bf91a523cefb46b00...
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.