OpenTechnical

OT-2026-000014512

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-2026-000014512) never changes.

Identity and time

Publication numberOT-2026-000014512 · never reused
Internal UUID01a0ae6d-b27b-7da3-af22-c3990f709f0a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014512
StatusPUBLIC

Content hashes

Canonical text92495c140832b2b3eb341d7427794b8fbcc1e1fd0dc684f4580e219700f651ef
Markdownb00134182e7ca2ec97e32f2595af1111044a78d1b37c7ddbf82a6a1ef216a896
PDF
Publication page4437d7e4de82dd3d70ccd919a1305a7f80aaa3f700368a3dd0f5a547da1fabd5
Manifest253601f1daf1cd2872fb1c3b9bf9300986a1fe96f0ec84905ec300f1365937ba

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
SignaturegpgKOsZXVNxHcvtgTgJGsNR+geuLIaB8czOXgDEudy9poKoaFPu/jRI8LVosP6hRBNCS7t/lArIx9GF9eHyOAA==
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

2026-09-17T12:10:20.679398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014512
observed 4437d7e4de82dd3d70ccd919a1305a7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:20.657827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014512/manifest.json
observed 253601f1daf1cd2872fb1c3b9bf93009...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:20.635813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014512/publication.md
observed b00134182e7ca2ec97e32f2595af1111...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:20.614907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014512/publication.txt
observed 92495c140832b2b3eb341d7427794b8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:24.184709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014512
observed 4437d7e4de82dd3d70ccd919a1305a7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:24.164939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014512/manifest.json
observed 253601f1daf1cd2872fb1c3b9bf93009...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:24.147949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014512/publication.md
observed b00134182e7ca2ec97e32f2595af1111...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:24.129901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014512/publication.txt
observed 92495c140832b2b3eb341d7427794b8f...
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.