OpenTechnical

OT-2026-000047658

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000047658) never changes.

Identity and time

Publication numberOT-2026-000047658 · never reused
Internal UUID01a0ae7f-c41e-7906-b882-f05a3c2d1ad9 · 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-2026-000047658
StatusPUBLIC

Content hashes

Canonical text13f0a3f2a410317b73bfa39d941071d66d3cdb6ebf01f86771c87664a3175769
Markdownbecd2bf629f27d480f8e575f41cb9b2797fcb4e730ee5f278d7370f080ca0577
PDF
Publication pageee6e4b91b75143caed0b12bbc13791ec655f96b3740e305ff8a4826fb4c4f63b
Manifest4f325c229f7aeda12bf6de6293572f854b38b9ddd01804d23fffbebe51cf9989

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
SignaturelDg5UTL+6hnbMltyWCuj2/uI91H8+CZUjFyfKX7P7+OWibqFkxiDVG5/quClpclhNFET18bNdY+q65UhoQGPAw==
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

2026-09-17T11:05:29.757883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047658
observed ee6e4b91b75143caed0b12bbc13791ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:29.736000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047658/manifest.json
observed 4f325c229f7aeda12bf6de6293572f85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:29.715301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047658/publication.md
observed becd2bf629f27d480f8e575f41cb9b27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:29.697792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047658/publication.txt
observed 13f0a3f2a410317b73bfa39d941071d6...
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.