OpenTechnical

OT-2026-000047762

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000047762) never changes.

Identity and time

Publication numberOT-2026-000047762 · never reused
Internal UUID01a0ae7f-c420-7904-8fbd-4f28c97e243b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047762
StatusPUBLIC

Content hashes

Canonical textd29782cb3a14f96ac3ec663db1e6d7e01392cc915d44545d7236c1869a04a072
Markdownc20db5fc0c6f5401920fd753390281e12f405e2f44c3e1d882a01ef5266f0728
PDF
Publication page4d2e2bacc395aca917fe44b550dd5280f99e3405165684886784cf52a594d1df
Manifestaea978def82605b340ecb95051e85e3c4d0cfa936b13c9bf3feec7ce05844ad2

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
SignatureY6nl/Id2Jb1HXFYKDUCsdJHng0UqhZQKqhz2GaYZgHsWZzlnA4CgzqUpAxnrvdRymnyeVU73HzR7QmTK0bPaDw==
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

2026-09-17T11:05:39.040971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047762
observed 4d2e2bacc395aca917fe44b550dd5280...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:39.022553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047762/manifest.json
observed aea978def82605b340ecb95051e85e3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:39.002462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047762/publication.md
observed c20db5fc0c6f5401920fd753390281e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:38.983227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047762/publication.txt
observed d29782cb3a14f96ac3ec663db1e6d7e0...
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.