OpenTechnical

OT-2026-000008034

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000008034) never changes.

Identity and time

Publication numberOT-2026-000008034 · never reused
Internal UUID01a0ae6a-908b-70a3-b984-63538d3559ad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008034
StatusPUBLIC

Content hashes

Canonical textf9aca9a802212774a1531c533ba220e2ec008897ca00106eb20e81909b52a596
Markdown4c080b50892802d182f89d9b7a5dcca49b2eac6cf6ac40f0f3aef19e4c289cfd
PDF
Publication page80656fcc76ba6bf99f5d7e77fe93d7c029cf70d19bffe6509c2faf205d0e799d
Manifest78b998165ab2aa967bd260779573ccb3934d351d0d762b2b96a01c7d61a2a46f

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
SignatureVcy37sEA9gpTZ8gFosOOxm66epXczwLcKI85p7eRpT/+ZM6XlLBeuBmib803GjsetoMLtI9FSZgTT1dFFO8sBQ==
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

2026-09-17T12:20:37.388425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008034
observed 80656fcc76ba6bf99f5d7e77fe93d7c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:37.371052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008034/manifest.json
observed 78b998165ab2aa967bd260779573ccb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:37.354180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008034/publication.md
observed 4c080b50892802d182f89d9b7a5dcca4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:37.335293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008034/publication.txt
observed f9aca9a802212774a1531c533ba220e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:18.235331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008034
observed 80656fcc76ba6bf99f5d7e77fe93d7c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:18.209691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008034/manifest.json
observed 78b998165ab2aa967bd260779573ccb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:18.189220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008034/publication.md
observed 4c080b50892802d182f89d9b7a5dcca4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:18.167586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008034/publication.txt
observed f9aca9a802212774a1531c533ba220e2...
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.