OT-2026-000053572
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000053572) never changes.
Identity and time
| Publication number | OT-2026-000053572 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a93-7f84-a86a-0fac35623bc1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053572 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1731d0e8e8c2cde615b6f3bb9afe80418dff1bb1d9c019200fd71463e51bbc93 |
|---|---|
| Markdown | aa7935e319030d719f13e6d61a299ad0f7a0e05f0d59d69f6eab9cd871a2c6a7 |
| Publication page | 47739c39351b63ab5fbf4b0b18dcffcca71130dffd43fb2200fa75dfee4ced22 |
| Manifest | 4f3bae62f51d43f1ca29c36221b1415719f0fca1a92ce13d1ce46f5ecb5a05af |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | mKAnIMka/hRmRAkrJ3C1TMmr/yf15niv+QQv6TdUNv2J44Aps7FLMS2DtkfFr1Ap1zH1UaptHb4sjLYIBF8jCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:55:26.160105Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053572observed 47739c39351b63ab5fbf4b0b18dcffcc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:26.142142Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053572/manifest.jsonobserved 4f3bae62f51d43f1ca29c36221b14157...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:26.122442Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053572/publication.mdobserved aa7935e319030d719f13e6d61a299ad0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:26.104278Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053572/publication.txtobserved 1731d0e8e8c2cde615b6f3bb9afe8041...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 archive | Pending 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 package | Pending Custody packages are produced weekly. |
|---|