OpenTechnical

OT-2026-000039355

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three 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-2026-000039355) never changes.

Identity and time

Publication numberOT-2026-000039355 · never reused
Internal UUID01a0ae78-9674-7fed-b581-352f8589b188 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039355
StatusPUBLIC

Content hashes

Canonical text9ef2925b723eb4b94caeb1e5e9d797b2f13bec3e470f46dbccf9529f56b29f65
Markdown14c3a5defb1624fab5b2936644c2d020f108a35bb295a668996c944d4a20d8b4
PDF
Publication paged63b9e2e993b5158fedcc5a487dce78bab748a7eb0db7bd92b7b7b7e90a8de3d
Manifest10025df4c74d846def934623b3f204f6147e1642adb1dbe15353fcbcb1781078

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
Signaturea6ZWv6s2GHz1dnuClgoQ8JJMI1cYc0TzrawcA6hWr0lmyT5al7oTrPHQ2HerrEEwGFue1U3RYcnhJcR3ihGkCg==
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

2026-09-17T11:20:57.175033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039355
observed d63b9e2e993b5158fedcc5a487dce78b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:57.157111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039355/manifest.json
observed 10025df4c74d846def934623b3f204f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:57.139832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039355/publication.md
observed 14c3a5defb1624fab5b2936644c2d020...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:57.123158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039355/publication.txt
observed 9ef2925b723eb4b94caeb1e5e9d797b2...
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.