OpenTechnical

OT-2026-000016340

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000016340) never changes.

Identity and time

Publication numberOT-2026-000016340 · never reused
Internal UUID01a0ae6e-2d12-7e43-b139-394661358f0b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016340
StatusPUBLIC

Content hashes

Canonical textcbbebae6b18d5ef385bf9728c0e1c800d2d22c26b54f3e516d961f5e359aaf46
Markdown0a6a58786b49a2d6f9ad47b2fdb99ee9a90f86be2ba99ec37cb2825bebecb611
PDF
Publication page6395accc161912152b4460831226a9802d909fd6d2b4ea1051b0ae16dde688de
Manifeste1f006fda6eccfaf67b30e1bfa73a2e224724f70430f4cb2dafd48738dca7b68

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
SignatureUAy1bVjv1gAj8Q+3A8Ij9+Oow4S2mdBwXAmNMnlO3VOvU3NA5pmq3mX2KMYlLDNcxUa6T8dNfvXf338sIDWWCQ==
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

2026-09-17T12:04:24.323819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016340
observed 6395accc161912152b4460831226a980...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:24.304165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016340/manifest.json
observed e1f006fda6eccfaf67b30e1bfa73a2e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:24.271720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016340/publication.md
observed 0a6a58786b49a2d6f9ad47b2fdb99ee9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:24.253724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016340/publication.txt
observed cbbebae6b18d5ef385bf9728c0e1c800...
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.