OpenTechnical

OT-2026-000078982

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two 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-2026-000078982) never changes.

Identity and time

Publication numberOT-2026-000078982 · never reused
Internal UUID01a0ae95-ccbe-7c16-8cda-04b1e31068f4 · 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-2026-000078982
StatusPUBLIC

Content hashes

Canonical text038fa07e33612753a76fdd5e2852647e4d9fdf1b8472c9db020297531d768487
Markdown17dbef7973f95d2b269c0f81584c912cf9498d6a64ff827b9733a70685b425ad
PDF
Publication page43a57f0a3638afb41773152e5a5990024ca8d6877976d0835b805b5b409f8c4a
Manifest380438d1c313d692e2cf2e3f0ab70e5b3cc04f65cbf7d1d93e28a7c11307e366

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
Signature3kGnpYxYh+6lwe49oa+FKBSGUbYaWERu6BwhVmF7FlgQtXlwI8mAiwV0ElTqWppptsKQdpeh4oZb1+/O4cGCBA==
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

2026-09-17T10:05:23.562636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078982
observed 43a57f0a3638afb41773152e5a599002...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:23.542577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078982/manifest.json
observed 380438d1c313d692e2cf2e3f0ab70e5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:23.521453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078982/publication.md
observed 17dbef7973f95d2b269c0f81584c912c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:23.501112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078982/publication.txt
observed 038fa07e33612753a76fdd5e2852647e...
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.