OpenTechnical

OT-2026-000006024

Publication integrity record

Porous face vacuum gripper, common isolation valve, ejector fed, contact triggered, open cell

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-2026-000006024) never changes.

Identity and time

Publication numberOT-2026-000006024 · never reused
Internal UUID01a0a94c-9f75-7a29-bd56-214321d6a0bf · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:19:26.200420Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006024
StatusPUBLIC

Content hashes

Canonical text9a4f6bb3f0f478c9ddfc3f2bf6cad3fd607d092e97539b25ef916681a32c2916
Markdown2f93e40af3d45143da979bce32ed2e6f6d1c9a2e09d84b7527fd0de4088d75e6
PDF
Publication page7f4b8c2eaf0664ed7dfb477bcfd61d6463938d5100163815b1315af83139193a
Manifest6502ea9b32d6a1ab2ea2701302740c6eefe14e57403d623f317498686f30d99d

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
SignaturezdM/PRoTFAw3qEYbQx7t4xq0+Nw0X5TZOjAMvBpksacg6jnyKtQrPv7UWxepI3Fzx5uSLJS5XDtNZ0IzwaLZCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:04.232483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006024
observed 7f4b8c2eaf0664ed7dfb477bcfd61d64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:04.217601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006024/manifest.json
observed 6502ea9b32d6a1ab2ea2701302740c6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:04.202888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006024/publication.md
observed 2f93e40af3d45143da979bce32ed2e6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:04.189488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006024/publication.txt
observed 9a4f6bb3f0f478c9ddfc3f2bf6cad3fd...
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.