OpenTechnical

OT-2026-000082024

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line 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-2026-000082024) never changes.

Identity and time

Publication numberOT-2026-000082024 · never reused
Internal UUID01a0ae97-4d92-7dad-9856-0eb5d7d2a00c · 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-2026-000082024
StatusPUBLIC

Content hashes

Canonical textdfe1d131c04e493c9698f3999ac3fa54d66e4ae1ff9777bb5f9a1215b7d8329d
Markdownd571643897cf59b8c1e3fc4d368b644c2f28d9355f70f6b5ff38630b5f790e57
PDF
Publication page1a130b1df9fd6ad9fa5adec8bef9645346b4846b73ef0bf4a972130ca6d7d635
Manifest417af08ab4dc12ebcaebd4650f77ea71d66aba18925258216013705c01e180e7

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
SignatureusKpgK7vzvdVyFlSwjW9eEEsSqhZ35q7hf/XFKzCni6+J7qbcqX4sqn6ZsvqJxgD/wtGLvuisP1wt+7yDP0tCg==
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

2026-09-17T09:58:48.836829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082024
observed 1a130b1df9fd6ad9fa5adec8bef96453...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:48.817953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082024/manifest.json
observed 417af08ab4dc12ebcaebd4650f77ea71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:48.797555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082024/publication.md
observed d571643897cf59b8c1e3fc4d368b644c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:48.770748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082024/publication.txt
observed dfe1d131c04e493c9698f3999ac3fa54...
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.