OpenTechnical

OT-2026-000032941

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000032941) never changes.

Identity and time

Publication numberOT-2026-000032941 · never reused
Internal UUID01a0ae75-4842-75c1-9046-9dceed771c9f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032941
StatusPUBLIC

Content hashes

Canonical text804eab1be0d71740bbb623dcb2dbf18a18325c4a29bb62d7729a9efeaf9d2ac8
Markdownd1724ccd170feb30885db5c89e6d7362a6db43c3568cfa99bedd0e62d68c1362
PDF
Publication pageb5c9f95fb1308d1561e07341a61cd72264a9f899aae00aeee951a33f958d8106
Manifest591683916a9ad37868a4526b9cfe8ef056aa60882c2a3ccd98ab6c73c9686b2e

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
Signatureq8p8FD5VL/gG/QkLokD+RY+T99OqbjkwQttCHnJ7+aAsvIFRo3k5Bb8eFnwW+8Yn/s9OSy0VUkFkiNR5FWd8Ag==
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

2026-09-17T11:32:32.494139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032941
observed b5c9f95fb1308d1561e07341a61cd722...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:32.476772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032941/manifest.json
observed 591683916a9ad37868a4526b9cfe8ef0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:32.458694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032941/publication.md
observed d1724ccd170feb30885db5c89e6d7362...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:32.439493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032941/publication.txt
observed 804eab1be0d71740bbb623dcb2dbf18a...
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.