OpenTechnical

OT-2026-000030306

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000030306) never changes.

Identity and time

Publication numberOT-2026-000030306 · never reused
Internal UUID01a0ae73-e501-79de-a62e-5a71acc118ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030306
StatusPUBLIC

Content hashes

Canonical text0e59de8afdc11745ceaf03e3c35a806dfeb5d431ded9379b544e0094d1c544b1
Markdown7a831940f32a4ec89e4c53e75446d8ae5e4c09a36b8b2baf29b1fdec63e502f2
PDF
Publication page4d29cf182aa46dca904f20e7b729ec07a8feb0ab10d206096d34fa76e166c324
Manifest1b3aab4958881455047dfd9d9a983cd45d5f7b7b99d06e3a0c4aa369cc0628f4

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
SignaturemsGChGXYLhqJYzqYCK3p9OxVWROavHZxavb3vZLFkIAn8cuwiM2OF5B8RQUUUVuEQtdNbzUn+vcZdh94VN6oDw==
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

2026-09-17T11:38:00.490292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030306
observed 4d29cf182aa46dca904f20e7b729ec07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:00.472020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030306/manifest.json
observed 1b3aab4958881455047dfd9d9a983cd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:00.453618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030306/publication.md
observed 7a831940f32a4ec89e4c53e75446d8ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:00.433539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030306/publication.txt
observed 0e59de8afdc11745ceaf03e3c35a806d...
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.