OpenTechnical

OT-2026-000008736

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, pulsed 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-2026-000008736) never changes.

Identity and time

Publication numberOT-2026-000008736 · never reused
Internal UUID01a0ae6a-e46c-7663-98ab-645dc90880e0 · 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-2026-000008736
StatusPUBLIC

Content hashes

Canonical text24d3a0f99da63d8fee4f54b1e247589ee9cddd9076f60e7d72efca11e9492e29
Markdown9adc2cf140983fc69dfec73d1347f84f9ed7f27972aea7ef64bbd3fa2206a871
PDF
Publication page423e98865aca6e7ec6a900b1acc4e7b5421ce960354d31a3f25e114a11bc7c6f
Manifest29f5fcdd0c6781f9777e1ec0ceaa0f3015380fc7d170168f317b161cb6e4f983

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
SignaturegqEO8HJZ+/WcYfZGFOrFYt0NQPVn4CKDYuWtWhoglwwpJeFdNkxR4mV1lo6q5gOv5hscIWxAvBlcigl1cehDDw==
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

2026-09-17T12:18:49.493152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008736
observed 423e98865aca6e7ec6a900b1acc4e7b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:49.474939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008736/manifest.json
observed 29f5fcdd0c6781f9777e1ec0ceaa0f30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:49.457489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008736/publication.md
observed 9adc2cf140983fc69dfec73d1347f84f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:49.437640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008736/publication.txt
observed 24d3a0f99da63d8fee4f54b1e247589e...
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.