OpenTechnical

OT-2026-000023132

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold 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-2026-000023132) never changes.

Identity and time

Publication numberOT-2026-000023132 · never reused
Internal UUID01a0ae70-7266-78da-b24c-9617a628e60b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023132
StatusPUBLIC

Content hashes

Canonical text538d7199224addc321b5ac8a58253e09af1efc8d5ed065be706810c1eb234306
Markdownaf459e7b3ef5336f7062734e83a1265b0bee919f5381df4574a38510116f7259
PDF
Publication page843c9ae1201e18378a105f0043ec4ffa4f084a05540b311d2157c38a88534c08
Manifestd5545865a878ccd66a46317ab9d89fe5e18f6f9c95c211e7140e55e3c250f61d

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
SignatureClGo0i0B0a2rHR95+0xeZgfyYoHTQOI/D5eqlxhF3Fw7ZbJg6MVYkALigYSu0hArrABZKhIURSqYRNwO27rKCg==
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

2026-09-17T11:51:03.801658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023132
observed 843c9ae1201e18378a105f0043ec4ffa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:03.782987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023132/manifest.json
observed d5545865a878ccd66a46317ab9d89fe5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:03.755789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023132/publication.md
observed af459e7b3ef5336f7062734e83a1265b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:03.707614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023132/publication.txt
observed 538d7199224addc321b5ac8a58253e09...
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.