OpenTechnical

OT-2026-000079005

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, pressure sensor per zone, pulsed blow-off 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-2026-000079005) never changes.

Identity and time

Publication numberOT-2026-000079005 · never reused
Internal UUID01a0ae95-ccbe-7baa-b8d9-bc7392378552 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079005
StatusPUBLIC

Content hashes

Canonical textd8209a2b9b7d4d3b1e5495df806835ad9d7b706553e4ca7bcc0ade1397858531
Markdown1c74dbed18c14b18bef2af578d1e6ca557379e8de23ae625d35997d0f537feb5
PDF
Publication page7c24d9317ad45fb83d343df90710c59cc2db5a190548fe139828aa15e1596571
Manifest0f4d101de02741b730b568b0b11c2223925c591a4553495f400a95f0a318b6db

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
Signature49MnEjQWBcPFdoJhG9oUBNT1DZlPp7xVYn2Q28T3zIaIUhXj2EuVd9zVqYjnCQflD2xlrPrX8oakUxlJ6NdtDg==
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

2026-09-17T10:05:50.313536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079005
observed 7c24d9317ad45fb83d343df90710c59c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:50.294530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079005/manifest.json
observed 0f4d101de02741b730b568b0b11c2223...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:50.274216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079005/publication.md
observed 1c74dbed18c14b18bef2af578d1e6ca5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:50.254986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079005/publication.txt
observed d8209a2b9b7d4d3b1e5495df806835ad...
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.