OpenTechnical

OT-2026-000061866

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, vented after set-down

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-2026-000061866) never changes.

Identity and time

Publication numberOT-2026-000061866 · never reused
Internal UUID01a0ae8b-b8ac-75d8-8f58-d73482248d0e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061866
StatusPUBLIC

Content hashes

Canonical text14725a953bf2593e34ca93a7ba2481b0d02da92d81b932dca3ac10eb1c46dce1
Markdown680caf2178b23b7a03ad8e543a6d40be700ec97600340f9df4015c61ca033334
PDF
Publication page95f8ffa2eacef67e1bb3da79236f9406c5456df7413e6237a8e6880a8b501350
Manifestd0422298b674480c4b1698edc2d90fe9214fcc79d149e1b0d83b59ea26e00c01

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
SignaturecYXJHy1Vhxm6Mn1ycenY3E56QumqIZza/afHmVjeb/BQSC/qV5ZLI6OOiyhbWOokA0rdWpBIzKWRiz6dokGADg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:43.531532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061866
observed 95f8ffa2eacef67e1bb3da79236f9406...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:43.512232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061866/manifest.json
observed d0422298b674480c4b1698edc2d90fe9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:43.494035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061866/publication.md
observed 680caf2178b23b7a03ad8e543a6d40be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:43.470215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061866/publication.txt
observed 14725a953bf2593e34ca93a7ba2481b0...
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.