OpenTechnical

OT-2026-000027064

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000027064) never changes.

Identity and time

Publication numberOT-2026-000027064 · never reused
Internal UUID01a0ae72-3453-76c7-9ef8-a6d27796971f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027064
StatusPUBLIC

Content hashes

Canonical textbf7c6746ec264d7767516481ff0cfee18f82e88baac6d8c56e8c1344b0314ea8
Markdownef0c8a5c4f0601f94bf6c39c8139ad5058536a27b8e847e70f11feb8990da573
PDF
Publication pagea59e7ab490e6345c1585bb6a97aa520fcc09011909ebdaeac9c5a825c2071444
Manifest887f625f306ed3a334ad0ced1be7d486dba60e728da9b33f7a614cd0c3bb98dc

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
SignatureBn9zjJsbDsgBaS2hzQyFMctRbgtdkOinEb+qOldg4wHr3wm6A6/XfecsKeteRBmUc0odUWFk2RgpIQTuv2YXCg==
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

2026-09-17T11:43:49.545805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027064
observed a59e7ab490e6345c1585bb6a97aa520f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:49.522724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027064/manifest.json
observed 887f625f306ed3a334ad0ced1be7d486...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:49.506840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027064/publication.md
observed ef0c8a5c4f0601f94bf6c39c8139ad50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:49.490434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027064/publication.txt
observed bf7c6746ec264d7767516481ff0cfee1...
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.