OpenTechnical

OT-2026-000047022

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, supply line 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-2026-000047022) never changes.

Identity and time

Publication numberOT-2026-000047022 · never reused
Internal UUID01a0ae7e-d0f7-7abd-b071-2a13d7f10339 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047022
StatusPUBLIC

Content hashes

Canonical textcb058a8a1e1946516632b8bf3bd9ac908b390836458c2d85489af7f7ad0d686d
Markdown33f8ef6769515d502a7b2df6bf8b56ee8615d5edae9710eaa951181ece6c08e9
PDF
Publication pagefb86853ded0a7a5520997e82aecffa0893de8032c5265ce49d739a9a6b6572b8
Manifestc96ce94f7f1de940088737fc15d2877ed267acdf57225aa08b970db092263605

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
Signature5ueSZDH8+007ez3tK7YcPL/bUzntbywads0CCj3zlNYTLB+7GZhc4LCHrrLcAx5VMOJv4lq1qNJULKt32F90AQ==
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

2026-09-17T11:10:18.237204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047022
observed fb86853ded0a7a5520997e82aecffa08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:18.215133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047022/manifest.json
observed c96ce94f7f1de940088737fc15d2877e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:18.197404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047022/publication.md
observed 33f8ef6769515d502a7b2df6bf8b56ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:18.177804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047022/publication.txt
observed cb058a8a1e1946516632b8bf3bd9ac90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:46.864751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047022
observed fb86853ded0a7a5520997e82aecffa08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:46.846961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047022/manifest.json
observed c96ce94f7f1de940088737fc15d2877e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:46.827578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047022/publication.md
observed 33f8ef6769515d502a7b2df6bf8b56ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:46.808659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047022/publication.txt
observed cb058a8a1e1946516632b8bf3bd9ac90...
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.