OpenTechnical

OT-2026-000055349

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented before 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-2026-000055349) never changes.

Identity and time

Publication numberOT-2026-000055349 · never reused
Internal UUID01a0ae86-a100-7171-9bb8-84dec3130fb6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055349
StatusPUBLIC

Content hashes

Canonical text8aa5064147d39a6e3dcef2f514b89e69db6c8bfaf6423c827f7a435ee80c5f5c
Markdownf4a47c15b0c5df1ad38dffd498974bf548de28389ab99cf0ad1fe690a987483e
PDF
Publication page0e99e8bab8e3947bcc9261a8920d15b983442ecde9615cbe8208a94a83cdd41f
Manifestbaaeab26e4db685be2fb3d283b7272fa887e25781231f613541d466e9f4462da

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
SignatureXvSlTadUJVqqMOvGJ/NDpCY0ka669nLJ11d85+5Bn3D8OGtIZUZSjxxgxvOrRpYUAgO2uk2HtxoVt+KcJftnDQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:58.480545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055349
observed 0e99e8bab8e3947bcc9261a8920d15b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:58.464454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055349/manifest.json
observed baaeab26e4db685be2fb3d283b7272fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:58.447781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055349/publication.md
observed f4a47c15b0c5df1ad38dffd498974bf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:58.428874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055349/publication.txt
observed 8aa5064147d39a6e3dcef2f514b89e69...
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.