OpenTechnical

OT-2026-000068008

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, 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-2026-000068008) never changes.

Identity and time

Publication numberOT-2026-000068008 · never reused
Internal UUID01a0ae8f-c4fe-768d-978f-8198256d1ba0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068008
StatusPUBLIC

Content hashes

Canonical text99d183a40d3f3266017a324916afe88db0f51eaf9d016fddc45a1f1d193f37b9
Markdown69bcbcc310406df6848ac50cf177bd367155a2af13c076d1cf2a7130aaba5153
PDF
Publication pageb1d4453f4a61c6e6ae86ddb7d1a7611ad1cf0ec35b97b3344bd984324adca2e0
Manifestf8338e36a1467d8d7eb5120f4abe8bf4e4ee60471ed44ead335a4d0a2503fb9e

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
Signature2tDSv6HgrORWwb1WdEBmLz1Cuv/g3iCXDhBusOcKG4XOQS9u96vqUV3hWTg9ijgTAw2LILSfwRxg4hwIKm/vDA==
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

2026-09-17T10:30:33.828579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068008
observed b1d4453f4a61c6e6ae86ddb7d1a7611a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:33.810594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068008/manifest.json
observed f8338e36a1467d8d7eb5120f4abe8bf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:33.789864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068008/publication.md
observed 69bcbcc310406df6848ac50cf177bd36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:33.768712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068008/publication.txt
observed 99d183a40d3f3266017a324916afe88d...
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.