OpenTechnical

OT-2026-000082472

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, 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-2026-000082472) never changes.

Identity and time

Publication numberOT-2026-000082472 · never reused
Internal UUID01a0ae97-4d97-7a09-925c-11cdc01e4318 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082472
StatusPUBLIC

Content hashes

Canonical texte79eb950a35921e7a3d717d119031c36b1893c36788235b1f4173a2b9933a80d
Markdown12dc76bca07d2e59657a290371291c3715621b3e0d40c2cd5ec40bdfb3b01b08
PDF
Publication page5047c63aa5b938e047de107ffa01b53916f3a2718e6a2f2f582f38dfcb9fc105
Manifest2e4eb146b93090008093e17fd8bec0d846b289d7baab3d39e2646ebc705385d8

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
SignatureeLEnIYuWGg8o6r8vFuOeT726y78xZrD3k9ZYc+aRBwYBdidt2uQ3zbyIxe35K970WHgNGL0p4H9QXAje4JhdAA==
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

2026-09-17T09:59:28.569726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082472
observed 5047c63aa5b938e047de107ffa01b539...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:28.552241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082472/manifest.json
observed 2e4eb146b93090008093e17fd8bec0d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:28.535453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082472/publication.md
observed 12dc76bca07d2e59657a290371291c37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:28.519623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082472/publication.txt
observed e79eb950a35921e7a3d717d119031c36...
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.