OpenTechnical

OT-2026-000053564

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000053564) never changes.

Identity and time

Publication numberOT-2026-000053564 · never reused
Internal UUID01a0ae85-0a93-777c-b119-360de76b51a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053564
StatusPUBLIC

Content hashes

Canonical text1306f49bf029f76b325fe0b914d8402c05c731c621466ac1947ce4621914b0ae
Markdown30d00260331c9d0d3027d9cebc39424408b404decb0357c96cf006c1c1c6c405
PDF
Publication pageea3a752a4c45ad4a5a6abde575ff51cca2ee1e116b90c20f7d72f4b748c6c866
Manifestfc09da7c31676bb56d94de335160eeca0ad17540eec99512f3fd51aa08448dd6

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
Signature4V7cwtElPtXNq3jWAhe8RrTudqDu1iYUp9W1tdh6reKZqfAMMXeWE4NyWfsRcVDdG9hxclDxdsULiaEVWX4+Cg==
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

2026-09-17T10:55:25.543881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053564
observed ea3a752a4c45ad4a5a6abde575ff51cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:25.526591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053564/manifest.json
observed fc09da7c31676bb56d94de335160eeca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:25.508197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053564/publication.md
observed 30d00260331c9d0d3027d9cebc394244...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:25.489097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053564/publication.txt
observed 1306f49bf029f76b325fe0b914d8402c...
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.