OpenTechnical

OT-2026-000061858

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, 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-2026-000061858) never changes.

Identity and time

Publication numberOT-2026-000061858 · never reused
Internal UUID01a0ae8b-b8ac-72b1-a996-7922e39549d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061858
StatusPUBLIC

Content hashes

Canonical text6a71a9bf2ddd2930e882ae942a2ca53ce26f45bdcf2378298387b4a0ceb3f0f4
Markdown68156c8cac3fc7a5f45f3a6ab676c5c99754d978e3ba1afbdbee95c552c5c7a5
PDF
Publication page8682462b2431944d8011ffa0f5883f25b9fdca4040cc29ff799e1d1085c692e2
Manifest18e40e215df804c9f6374ec98ad267eca5cdb2c3f9cda05f23b11bb680a5eac3

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
SignatureShBpMMv1paSZcaMUlGiZL8McIOdCgmYFLmCQRmSbO9+4ZYoZ/GQE8yG+WTPzTwTaIKCDoXRUlTGwEPi6N2d6CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:42.796881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061858
observed 8682462b2431944d8011ffa0f5883f25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:42.776328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061858/manifest.json
observed 18e40e215df804c9f6374ec98ad267ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:42.753910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061858/publication.md
observed 68156c8cac3fc7a5f45f3a6ab676c5c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:42.732694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061858/publication.txt
observed 6a71a9bf2ddd2930e882ae942a2ca53c...
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.