OpenTechnical

OT-2026-000046074

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000046074) never changes.

Identity and time

Publication numberOT-2026-000046074 · never reused
Internal UUID01a0ae7e-032a-7739-8fda-57822854ddb3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046074
StatusPUBLIC

Content hashes

Canonical textf3bd3cafbb60980889880ec1242d512edcd1296fc461c2b8843f4b6029ed30c2
Markdownd7542c98e5c3c880aa7937af252a8148ff2a84aa410c0f4efbd67420c1e256b1
PDF
Publication page2b8f762f2d8e04894816dea98e3d76c5195311e09f8d5c891ae36521efdca26c
Manifest4e97b7faac1ef174563bd8df2d798c6752d896c9cd87046a7ed12a1cfbef3009

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
Signature3FI3a+GFZEF8aElRyG9dAxYx2+CYMSjxHxm0VKeTiC/vWO5gUvZ4DTIBGp+wHSqpjMZYdoV4mHZNcxBArq5oAw==
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

2026-09-17T11:09:02.418669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046074
observed 2b8f762f2d8e04894816dea98e3d76c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:02.399781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046074/manifest.json
observed 4e97b7faac1ef174563bd8df2d798c67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:02.380272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046074/publication.md
observed d7542c98e5c3c880aa7937af252a8148...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:02.361747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046074/publication.txt
observed f3bd3cafbb60980889880ec1242d512e...
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.