OpenTechnical

OT-2026-000063038

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, vented after 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-2026-000063038) never changes.

Identity and time

Publication numberOT-2026-000063038 · never reused
Internal UUID01a0ae8c-94a9-785b-9f3f-3b9db50c2360 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063038
StatusPUBLIC

Content hashes

Canonical textf75eb12cb9692d8b349030597439c2d0e5a01ffb0803c1e4fd93f4cefb7837c0
Markdownbb2b3e0ea19b7f1ad22c5eb7cedd9f739d1686588f47be4fa6de74362596f7c5
PDF
Publication page38e8e7d6d1721ff347c5250a0bb25f9b5ece23e5c2e3fa885802311b50589393
Manifest2fe62dd45d255146b35dc9c0d50f6e232f123476181a35524587bb1099262c7e

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
SignatureZS/Vl5JLiDJ+G1d4s/gmjnSrIYJMVYaYPpuV4Lqp0hWiD35j+VK5jHQNNZgb5FbsVyyEdkGYJleGu4yKsaqBDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:41.988150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063038
observed 38e8e7d6d1721ff347c5250a0bb25f9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:41.968364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063038/manifest.json
observed 2fe62dd45d255146b35dc9c0d50f6e23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:41.948628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063038/publication.md
observed bb2b3e0ea19b7f1ad22c5eb7cedd9f73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:41.926423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063038/publication.txt
observed f75eb12cb9692d8b349030597439c2d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:47.699554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063038
observed 38e8e7d6d1721ff347c5250a0bb25f9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:47.682374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063038/manifest.json
observed 2fe62dd45d255146b35dc9c0d50f6e23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:47.664146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063038/publication.md
observed bb2b3e0ea19b7f1ad22c5eb7cedd9f73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:47.646000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063038/publication.txt
observed f75eb12cb9692d8b349030597439c2d0...
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.