OpenTechnical

OT-2026-000071174

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000071174) never changes.

Identity and time

Publication numberOT-2026-000071174 · never reused
Internal UUID01a0ae91-e0eb-764c-8453-e3703a2b8ac0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071174
StatusPUBLIC

Content hashes

Canonical text6c6c42113d1ed3dc426c17d3831debb260c6ee246f6bc8d6c384f1071e619e56
Markdownd5c0cb8be6e900cf288f455ffdc7f9843b9fe387a807e5a0789a593d08c60b1a
PDF
Publication page5bf2a5aecbb20447d15eab61baa208c300f96f9f6b3582037d34d3055ca15a3c
Manifesta9eb819b74039b5d5a3dba33220af102229d101479672db7c9aab57bc728d8ad

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
Signature+oEywYLrv5yul7l5L1izNRemmD5C/SFBwb7vnTlLuS0m4qNnTNTdNK2B0Mk9QP3RQG5iJiKsGYeqsXM3KmASCQ==
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

2026-09-17T10:24:41.202451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071174
observed 5bf2a5aecbb20447d15eab61baa208c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:41.183262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071174/manifest.json
observed a9eb819b74039b5d5a3dba33220af102...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:41.166960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071174/publication.md
observed d5c0cb8be6e900cf288f455ffdc7f984...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:41.149025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071174/publication.txt
observed 6c6c42113d1ed3dc426c17d3831debb2...
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.