OpenTechnical

OT-2026-000070014

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, vented 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-2026-000070014) never changes.

Identity and time

Publication numberOT-2026-000070014 · never reused
Internal UUID01a0ae91-1861-7142-9f73-faa31179cb90 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070014
StatusPUBLIC

Content hashes

Canonical text4e52c5d3795a1b0349ef62ff66e9f975eca1df91c8069b29b6611236045fab44
Markdowndb80f841f74e195e1b489d1e7e708b0bdce3a3b038418fb0891aba4060608e6c
PDF
Publication pagec83bcb13bea37bdb9d47a69956283631a9bcabf14ff74cf3cf981ac2b917c41b
Manifest0a3b03a5219a1a98a6f208798b5409359ffb42a95f0dc582b27cca5674adc4f4

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
SignatureN/0JlFnG5Vg7Gxq8MAPttLRoWKtzkH47+V5AY5TFiLgV9oAfBOZidohkQni0gSxC54pb9+DCnFzPGN6XfsWfDA==
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

2026-09-17T10:26:57.975483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070014
observed c83bcb13bea37bdb9d47a69956283631...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:57.960131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070014/manifest.json
observed 0a3b03a5219a1a98a6f208798b540935...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:57.942977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070014/publication.md
observed db80f841f74e195e1b489d1e7e708b0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:57.925415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070014/publication.txt
observed 4e52c5d3795a1b0349ef62ff66e9f975...
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.