OpenTechnical

OT-2026-000068302

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000068302) never changes.

Identity and time

Publication numberOT-2026-000068302 · never reused
Internal UUID01a0ae90-2480-7655-9187-665f1b5ed859 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068302
StatusPUBLIC

Content hashes

Canonical text00035294e4aab4ba500bb8016d48e0e8381b4c7cd1c36d6cf0dfd22493fbff93
Markdown1179f37df05ac9314ee117a2d0f78e7c6f131c51ef317bdf062e8c0c967e61ca
PDF
Publication page83e2a33098201e2a4cd3abe9af9ebbdf48008fdb0de7eb8b4ead3ebbeccccbe5
Manifest6ca76d5cf3e14f839cd3d18b8631e6c593ed6b4ed8988db87a06d13a8096feec

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
SignatureuwZ3GD/jF5iGW5kFPB56qGwTnkeGfuUvSGIpKydALZYLxj1jvqFJ0HbgbVFGdOlNiXPOhsoYITUzmEetz+YJCQ==
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

2026-09-17T10:29:20.293471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068302
observed 83e2a33098201e2a4cd3abe9af9ebbdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:20.276456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068302/manifest.json
observed 6ca76d5cf3e14f839cd3d18b8631e6c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:20.258962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068302/publication.md
observed 1179f37df05ac9314ee117a2d0f78e7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:20.243592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068302/publication.txt
observed 00035294e4aab4ba500bb8016d48e0e8...
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.