OT-2026-000036472
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before set-down
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-2026-000036472) never changes.
Identity and time
| Publication number | OT-2026-000036472 · never reused |
|---|---|
| Internal UUID | 01a0ae77-01d1-7557-b6cf-e8df2df67836 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:23:50.134839Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000036472 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4397deaaf4582856e7df5d53149f557dcffbc18215d065e360562d16f587318a |
|---|---|
| Markdown | 9ad6e5bc4537d86f5651c46bd471a4d7075f8987d3f236a3063ade8dbf825881 |
| Publication page | d3fbc640b3377b421f50cef18ee855985f5460142491dbfa2f6e0eb7c5c9e1f3 |
| Manifest | 4ff5a163edbc9f33029e4200f686f5ba2c7cabb46cf3a4c8f8f019a599a41670 |
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 | Oz+cBouERaHgHop4JnXRirMIiwqvYvtU56oDVPsfHCdFAnVM0ari0uLMYDPycgHnqQmaxvOpZXZ+SIcKShaqAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
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Independent retrieval
| 2026-10-14T00:41:14.459079Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036472observed d3fbc640b3377b421f50cef18ee85598...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-14T00:41:14.376989Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036472/manifest.jsonobserved 4ff5a163edbc9f33029e4200f686f5ba...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-14T00:41:14.275296Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036472/publication.mdobserved 9ad6e5bc4537d86f5651c46bd471a4d7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-14T00:41:14.122950Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036472/publication.txtobserved 4397deaaf4582856e7df5d53149f557d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T16:41:30.010311Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036472observed d3fbc640b3377b421f50cef18ee85598...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T16:41:29.938784Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036472/manifest.jsonobserved 4ff5a163edbc9f33029e4200f686f5ba...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T16:41:29.864416Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036472/publication.mdobserved 9ad6e5bc4537d86f5651c46bd471a4d7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T16:41:29.792694Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036472/publication.txtobserved 4397deaaf4582856e7df5d53149f557d...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|