OpenTechnical

OT-2026-000060530

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000060530) never changes.

Identity and time

Publication numberOT-2026-000060530 · never reused
Internal UUID01a0ae8a-b7cc-774f-a609-f6ffcfe8e42b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060530
StatusPUBLIC

Content hashes

Canonical textf10b7237c378328dcca3da0444f1cd01d0bcfebd57c1ccd8842c4801fb456ec6
Markdown4e9f45cbf84c605aaa22f441403b3a87bc54476ecdd0c2c445e86b0df55db5b4
PDF
Publication page7536f7e0f209e5f241a0aa6562e9331d8d5472eb4b2b7cd0ab3e214d6af21a29
Manifeste106854ed737e06d602ac8104ffea7e6550d44a06ebe8e2f7aa9f85082ec735e

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
Signature7MwrkR98Cap6zImLuYaJnzOOsrzx7WfryChTP+KXaOJtnKIvNYLw9BEcRY45sNEzzqVjaQR0BJzZ3uenTOVqDA==
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

2026-09-17T10:43:08.211299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060530
observed 7536f7e0f209e5f241a0aa6562e9331d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:08.191921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060530/manifest.json
observed e106854ed737e06d602ac8104ffea7e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:08.173982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060530/publication.md
observed 4e9f45cbf84c605aaa22f441403b3a87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:08.155215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060530/publication.txt
observed f10b7237c378328dcca3da0444f1cd01...
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.