OpenTechnical

OT-2026-000012317

Publication integrity record

Two 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-2026-000012317) never changes.

Identity and time

Publication numberOT-2026-000012317 · never reused
Internal UUID01a0ae6d-39f6-7aad-912d-93e7f88bcc06 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012317
StatusPUBLIC

Content hashes

Canonical text18860c299cb387f034c5262a6064653202e93af5a1f5325b4cad527f1a58fd16
Markdown1d72de19db5add4c757a427ff1801a8ba1bf522dbb06a4a0a6b093afe631e5dd
PDF
Publication pagecb12d69a3f6db287192b5476674f98e1a45cf3983310eea3a9214d94e75ff48b
Manifest21878e013257733acdcf9e467ba8aa28ab58a601cab9c058f3aa9fe4cc483aae

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
SignatureZhOyjDj4NyrPtqE3sGP2P+ZblVSNvM/P4qyI+UvOz3u9hOSzBlOoWRfSJy3vwRDaPdv5hbiVD/XrRRqX8OitAg==
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

2026-09-17T12:11:15.887526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012317
observed cb12d69a3f6db287192b5476674f98e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:15.869484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012317/manifest.json
observed 21878e013257733acdcf9e467ba8aa28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:15.850231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012317/publication.md
observed 1d72de19db5add4c757a427ff1801a8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:15.830943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012317/publication.txt
observed 18860c299cb387f034c5262a60646532...
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.