OpenTechnical

OT-2026-000060026

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000060026) never changes.

Identity and time

Publication numberOT-2026-000060026 · never reused
Internal UUID01a0ae89-ec27-7d87-922b-1ef935602125 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060026
StatusPUBLIC

Content hashes

Canonical textea99fe9e02da971dddda37be214a2e8783a6ee68eeb442a53f45b23320146ca6
Markdownf6423b611a9653d2ca7ef7bee459b725cda2cb389627e9ebb5588fbef2cdce06
PDF
Publication pagef180434981bcf0bdc9045e273f3fff8913331ad1e42defd960b7b2974ed69202
Manifestddde3a2bb9b025a7164df5c27a092ddc7befa1a0c3dbe7ebe822a4e245188060

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
SignatureriCR5LT08sT9CQLL8nGw886TaSMCTkN6TqjAq3i7Q4IJxMEamfKsfKQyXJotatAuzir05lDOYR2d1B7OvXaQAA==
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

2026-09-17T10:44:49.529759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060026
observed f180434981bcf0bdc9045e273f3fff89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:49.513022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060026/manifest.json
observed ddde3a2bb9b025a7164df5c27a092ddc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:49.495044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060026/publication.md
observed f6423b611a9653d2ca7ef7bee459b725...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:49.476925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060026/publication.txt
observed ea99fe9e02da971dddda37be214a2e87...
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.