OpenTechnical

OT-2026-000044870

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum 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-2026-000044870) never changes.

Identity and time

Publication numberOT-2026-000044870 · never reused
Internal UUID01a0ae7c-911c-7b03-beea-e034c9d0f948 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044870
StatusPUBLIC

Content hashes

Canonical text36dc7aec4f8cad279a6f4fbba34fdeb3ee05a9985ef327e8c8d74e0fe027c973
Markdownf4a122a580fcd0c53b8ffe6e6bfe652e510ea8947117111b4a9c4290a6799b04
PDF
Publication page8b0b538b61581a69d013b667da6d416b0e8702b9fe97d8a046eecc99f0b650b8
Manifest6c1047306920cb3c634382ac3292c78e7d5c73c215e0f5c0567270f5c1975d8c

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
SignaturefBLtg3/PSTUH9BwsIo6ZqCn3SDDBiSf6TkUeaZL7vPSWXKQH2U5mCBCxlHB6eKiiIed0VMRYMA9ovpsqloZaCg==
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

2026-09-17T11:11:31.400978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044870
observed 8b0b538b61581a69d013b667da6d416b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:31.382035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044870/manifest.json
observed 6c1047306920cb3c634382ac3292c78e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:31.361451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044870/publication.md
observed f4a122a580fcd0c53b8ffe6e6bfe652e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:31.342882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044870/publication.txt
observed 36dc7aec4f8cad279a6f4fbba34fdeb3...
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.