OpenTechnical

OT-2026-000027488

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, sustained blow-off before set-down

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-2026-000027488) never changes.

Identity and time

Publication numberOT-2026-000027488 · never reused
Internal UUID01a0ae72-6998-7794-93ca-cd5dff04b4a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027488
StatusPUBLIC

Content hashes

Canonical text5ac60a21210ee53122d74a1cb4e90778be6b62a3c7b0168cf7b3b9f088f4d492
Markdown3991d25a04646724e6afb2137916eafa7df062903bd25187bb01b83604b2a5d0
PDF
Publication paged3a54f3aa0db19742e158df9bc1418aefef6cb50e704f6c12b4778f2c65179c0
Manifest531bdbcc6d588ba9f26ad5763a412f2ffc3a21e8c5a07973156ef6593874d615

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
Signatureer87yj+dLpA67Z5hsWovIp8cNs4LG/JeYc2fF0gxaMD4lTFZtQtU9rlRE+8CxcGmBmUR7aBZPvxdLri1PVD5Dg==
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

2026-09-17T11:42:57.255395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027488
observed d3a54f3aa0db19742e158df9bc1418ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:57.236826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027488/manifest.json
observed 531bdbcc6d588ba9f26ad5763a412f2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:57.216376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027488/publication.md
observed 3991d25a04646724e6afb2137916eafa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:57.196265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027488/publication.txt
observed 5ac60a21210ee53122d74a1cb4e90778...
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.