OpenTechnical

OT-2026-000083100

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000083100) never changes.

Identity and time

Publication numberOT-2026-000083100 · never reused
Internal UUID01a0ae97-c962-7941-880f-27d168501dc8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083100
StatusPUBLIC

Content hashes

Canonical text2a26ea99cbe4dc14a41749fae4de744ce57a96dfe9d59d0eecce880c08c4cbb5
Markdown51e4c40768715bb8a04e1ff6821fe028a41af4f6348bcb7d11137c119661ad03
PDF
Publication page51a183676f5dc286c830c4a338bff17f60862f1c51b0a36af0f279effa1eb5a4
Manifest70ba4c4a692df855014222092bc30820e87fe67652fce3e4ce469ac745f55aaa

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
SignatureaScmrCM3yUPSRRFNS/N46fXnhPjLwxnEcMcbOUDa14hnBJzTCwjvLmncqfoJYEu8+O+o+6qzvDr527Ea8O2TBg==
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

2026-09-17T09:00:39.116653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083100
observed 51a183676f5dc286c830c4a338bff17f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:39.094824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083100/manifest.json
observed 70ba4c4a692df855014222092bc30820...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:39.065228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083100/publication.md
observed 51e4c40768715bb8a04e1ff6821fe028...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:38.660913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083100/publication.txt
observed 2a26ea99cbe4dc14a41749fae4de744c...
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.