OpenTechnical

OT-2026-000093592

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off 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-2026-000093592) never changes.

Identity and time

Publication numberOT-2026-000093592 · never reused
Internal UUID01a0ae9e-508b-7eb1-b3a6-0fe970dd4a6c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093592
StatusPUBLIC

Content hashes

Canonical texte7c43243fc7b953fdf85e4ec00cc34071b01ab1e25f18b9cd7148baf98027659
Markdown25a83f30f794d01ec28946159a33e25d6ee1d7fce4806e18fa032b59c1295863
PDF
Publication page28ca9d06cba2d3603755e62dab05d3277a559c7dc9135acc8dde133af8e2e66c
Manifest361a46ba798a1e686f66268612b08d94dd6b4221ae7692d2bab5d14dea5969fc

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
SignaturexOcEExq0m58h6n0OaZCingn+N3ZbP8PRy4WsSEr0rehdTsNDO6SwBlwsw2lEUVmV1EgoLfAXPF5bNC+ktMFgCw==
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

2026-09-17T09:39:37.867876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093592
observed 28ca9d06cba2d3603755e62dab05d327...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:37.850276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093592/manifest.json
observed 361a46ba798a1e686f66268612b08d94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:37.832962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093592/publication.md
observed 25a83f30f794d01ec28946159a33e25d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:37.814456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093592/publication.txt
observed e7c43243fc7b953fdf85e4ec00cc3407...
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.