OpenTechnical

OT-2026-000008656

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum 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-2026-000008656) never changes.

Identity and time

Publication numberOT-2026-000008656 · never reused
Internal UUID01a0ae6a-e46b-7ffd-bf5d-d8e29777adad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008656
StatusPUBLIC

Content hashes

Canonical textc9ed372dd321bac0a0e41e22ca35700be369ac95de2652b31b621a85e5d306e7
Markdowndda65d6ef02ca6921203bac5fbc4a8e97153228c1d35ce07cd20911bea44f6f0
PDF
Publication pagee8a8ee79ba59788cd04eecf7040fba0025e15cddf91596e1c289eaaec7f6e832
Manifestafa6397dd17e7cfa657cceb9fa166cdd54084e38c0ac343dda740aaf148dd540

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
SignatureggEzhesgrmss8Loc15rJWIzqe/jl8prDBmWZETeLFNt8LpTU5dbwn9SbW5hx7vkWcCpnDkFKzVH3ol4YRI4GDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:37.982201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008656
observed e8a8ee79ba59788cd04eecf7040fba00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:37.957717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008656/manifest.json
observed afa6397dd17e7cfa657cceb9fa166cdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:37.930188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008656/publication.md
observed dda65d6ef02ca6921203bac5fbc4a8e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:37.907408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008656/publication.txt
observed c9ed372dd321bac0a0e41e22ca35700b...
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.