OpenTechnical

OT-2026-000053752

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000053752) never changes.

Identity and time

Publication numberOT-2026-000053752 · never reused
Internal UUID01a0ae85-735d-7d6a-b946-aaf1bd5d64bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053752
StatusPUBLIC

Content hashes

Canonical text5b3bc3487ff655a23baaa834544eea389ea84a8bb5a28f89c95ba2bacb9aa0ad
Markdown05c9b3731d41bdcdf57bfc7dbbc1038cbec38dd401c14c9bd25b8708e7ef3c9f
PDF
Publication page917690c587cf5577a00a8bc4ee52b0501e0955404883549270d4325957cff346
Manifestf58f2f859876e9a8120cd3c523771c9e0aecc7f3565b8774e70e862d182f35fa

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
SignatureNlP5780hyhKuXRDUzNdmS4Va2G8iM4ppTNsOyRks629uiaSXsPOlXiVnpbBvdpldFHF49Xqr4z7USVOP5rAJBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:40:22.813480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053752
observed 917690c587cf5577a00a8bc4ee52b050...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:22.793012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053752/manifest.json
observed f58f2f859876e9a8120cd3c523771c9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:22.772496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053752/publication.md
observed 05c9b3731d41bdcdf57bfc7dbbc1038c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:22.750015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053752/publication.txt
observed 5b3bc3487ff655a23baaa834544eea38...
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.