OpenTechnical

OT-2026-000058736

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, sustained blow-off 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-2026-000058736) never changes.

Identity and time

Publication numberOT-2026-000058736 · never reused
Internal UUID01a0ae88-f39e-7397-8bbe-b6b120be6826 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058736
StatusPUBLIC

Content hashes

Canonical texta66ad5e5a044056e8bf132d278a709ad46082a0feadc00d410c19d45bd55d513
Markdown4cf898cc6a1e888481673d649b86145a6a98aebf03c9762bbf0965de0eff41a1
PDF
Publication pagec8445a0f0afe407da34be2a665700a255652480caa447a0a13d3fb01f1156519
Manifestbdf51378fb99a79642763d278597099181d365dd9037e572a6856a816c7d9035

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
SignatureRTQh5c7bdl3M8N5sOmv7vUVIqC888pVjrjs41vDO49iLd7HauTxqijYVWT0UOe+CVfNgqrp9x9oGiRo8WWHlAw==
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

2026-09-17T10:47:16.229560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058736
observed c8445a0f0afe407da34be2a665700a25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:16.211648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058736/manifest.json
observed bdf51378fb99a79642763d2785970991...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:16.191605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058736/publication.md
observed 4cf898cc6a1e888481673d649b86145a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:16.172851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058736/publication.txt
observed a66ad5e5a044056e8bf132d278a709ad...
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.