OpenTechnical

OT-2026-000033704

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000033704) never changes.

Identity and time

Publication numberOT-2026-000033704 · never reused
Internal UUID01a0ae75-a390-7e14-8dd1-1c98efb0d2a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033704
StatusPUBLIC

Content hashes

Canonical text220289f4e0d1ca8ccfdb32be86f37500585d254c8cdcec4f34cb22fdb6d763bd
Markdowne570eb9a1d3d9952eac99060af5acdd83a36d18399ef31ddb59cbff912568ad9
PDF
Publication page00ebe4f2ff17c74a6ca85e61de81e19879629d067e06307a3748603547b690ec
Manifest7993e5df1549842f4e14a4eabb15ec543243b4c0e1a380e6c146f8e4e24acc62

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
SignaturezJUlHrA7FQHIyrT4x0imWaYiQrDSJQr0tEk98APcpRkpA0IVMrLmLpL9AYirDlJllORNrs2ywdbtd3VyKlyIAA==
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

2026-09-17T11:31:42.095073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033704
observed 00ebe4f2ff17c74a6ca85e61de81e198...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:42.077920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033704/manifest.json
observed 7993e5df1549842f4e14a4eabb15ec54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:42.059059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033704/publication.md
observed e570eb9a1d3d9952eac99060af5acdd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:42.041391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033704/publication.txt
observed 220289f4e0d1ca8ccfdb32be86f37500...
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.