OpenTechnical

OT-2026-000101654

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three stage ejector, pulsed blow-off 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-2026-000101654) never changes.

Identity and time

Publication numberOT-2026-000101654 · never reused
Internal UUID01a0aea4-0e16-7943-985b-8f76968837bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101654
StatusPUBLIC

Content hashes

Canonical text5d9b89703d0f0caac804f2892d5fefbeae326cad624f470d7bca2ea5caa0fb4f
Markdown2e41b8f5e41a009043bc02c3ef0579cade41f96b01c87e14a1085a0447a68fe2
PDF
Publication pagef98b7c6f7353edead48d08dd57ae052c26184cbf8f693905972a90d299fae4a7
Manifest9bac7f0d86c26055087429d3925b2dd998d2bf60dc0b271d8be19999166b9b53

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
SignaturegKs7XGvrNOwKfa0ayT/Pw5WLb/gk6QdQvtmWF9xYZk30qET4jkb7FCleNupD5anK+nj97LgZ+k1q5TO2kbYlCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:47.527605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101654
observed f98b7c6f7353edead48d08dd57ae052c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:47.509150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101654/manifest.json
observed 9bac7f0d86c26055087429d3925b2dd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:47.490749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101654/publication.md
observed 2e41b8f5e41a009043bc02c3ef0579ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:47.472357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101654/publication.txt
observed 5d9b89703d0f0caac804f2892d5fefbe...
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.