OpenTechnical

OT-2026-000080003

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, plant vacuum fed, sustained blow-off before set-down

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-2026-000080003) never changes.

Identity and time

Publication numberOT-2026-000080003 · never reused
Internal UUID01a0ae96-4377-7042-9609-c4b48fa53691 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080003
StatusPUBLIC

Content hashes

Canonical text04d738fafd33c5217d8e489c228114b4e481c160882eba4f05fdd95ed542fd60
Markdownb979c95a4835d1074d3d0e7c73a3d757e54d0dd4107939e1dbbced623f225abf
PDF
Publication page570f976ee6aad70bbb6d02a893ae7d117f8eb06971b5f0426e09046c3408b9f1
Manifestc74607d854be0d3cb823f953e8390fe76ae76fc1a2349738fc9880b7ced31c9c

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
SignatureKcJNZ8jtfSWeOcH3huFYvZ2RMZLwHzctbh6E1lwHFE5wWqQ5rnQg+Mplvv0LToVW83RWmjZfa8EnccCjuHBRBQ==
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

2026-09-17T10:03:25.429773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080003
observed 570f976ee6aad70bbb6d02a893ae7d11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:25.409998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080003/manifest.json
observed c74607d854be0d3cb823f953e8390fe7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:25.391450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080003/publication.md
observed b979c95a4835d1074d3d0e7c73a3d757...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:25.373824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080003/publication.txt
observed 04d738fafd33c5217d8e489c228114b4...
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.