OpenTechnical

OT-2026-000044698

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, supply line 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-2026-000044698) never changes.

Identity and time

Publication numberOT-2026-000044698 · never reused
Internal UUID01a0ae7c-39da-7b53-a96b-d200129b86d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044698
StatusPUBLIC

Content hashes

Canonical text74ae710050e7e346d7070e4809f44a8bbead6d972730e5e27538e9b217ee53e4
Markdown89eaa861f0a118882a021edc1be456ca289d2da581692c0fbaa2946e722953e6
PDF
Publication page1deebd9888a4c9c81752a7c80fe534588c6e4b7a0eb647cc6aee6371207459f4
Manifeste4047633b84ef84beed3d103641e01eb21678eca6aa5443ec3679028417368f4

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
Signaturey9+/HPmChwIjOWXQCe0D8XfXbBizJG1m4KlvMcznG3qNI1Am3wBjyTFbcuiFztGWj26bPLNhIeaA/UQ+VQgEDw==
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

2026-09-17T11:11:57.447384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044698
observed 1deebd9888a4c9c81752a7c80fe53458...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:57.429966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044698/manifest.json
observed e4047633b84ef84beed3d103641e01eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:57.412421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044698/publication.md
observed 89eaa861f0a118882a021edc1be456ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:57.393427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044698/publication.txt
observed 74ae710050e7e346d7070e4809f44a8b...
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.