OpenTechnical

OT-2026-000039627

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000039627) never changes.

Identity and time

Publication numberOT-2026-000039627 · never reused
Internal UUID01a0ae78-d8d4-7bf2-8d3f-3cda1290a3df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039627
StatusPUBLIC

Content hashes

Canonical text89b9e7fff01c17b087bb9b59b49f80293471f6b410fa2f08845a93ab24bbf4d1
Markdown51947b1af65a94f5a6052dcad8ef8346bc95f3f200de1c25bd5c457f92300600
PDF
Publication pagec9878981f7b5ab0cacb6fbecbf2b44e3a75104797c331b6f8946bac3c63153a0
Manifest0fbf65f599f2a5a7a99b5ccfb5f999f0eed6d1436a045b6f5e93f921c961b40a

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
SignatureXzM3yM8L4dupQls0T1yVg552Boe7bIquZ5lLZxLSCfQusUL2kmpB1kSjf1gKY/YQBfZbs59np17rQlDMegOuBg==
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

2026-09-17T11:19:47.939214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039627
observed c9878981f7b5ab0cacb6fbecbf2b44e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:47.920620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039627/manifest.json
observed 0fbf65f599f2a5a7a99b5ccfb5f999f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:47.901230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039627/publication.md
observed 51947b1af65a94f5a6052dcad8ef8346...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:47.883444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039627/publication.txt
observed 89b9e7fff01c17b087bb9b59b49f8029...
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.