OT-2026-000053750
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000053750) never changes.
Identity and time
| Publication number | OT-2026-000053750 · never reused |
|---|---|
| Internal UUID | 01a0ae85-735d-7015-8e2c-4f281974c00d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:36.560124Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053750 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0cd745bf99d5b382f5e8a009cee0d4efa670176af3bfaae81091436f610e56bc |
|---|---|
| Markdown | 4a4d19338a8fdb66ad4ad44ee2b63c3c8847f925b37574f7e25bdb40a9eb9b6f |
| Publication page | 9d4c279611afe80db64fb4a9bb3d48d22860264811b20e418c1e42ff0a64e2cb |
| Manifest | 23ecc2c2e47dd6ecbfaf03e418e04ff1c8f5bbe6466048d8ff6618c651982545 |
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 | HWLBG8kxh6mO8oosD3q6tH95rUbTNsvEXD4yFlWxwiLcsYKnTb+fskXXKFpjqdcqQ9Ox7HUS+gXBW8iu2KNNDA== |
| 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
| 2026-09-17T08:40:22.512892Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053750observed 9d4c279611afe80db64fb4a9bb3d48d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:40:22.493956Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053750/manifest.jsonobserved 23ecc2c2e47dd6ecbfaf03e418e04ff1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:22.475414Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053750/publication.mdobserved 4a4d19338a8fdb66ad4ad44ee2b63c3c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:22.333387Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053750/publication.txtobserved 0cd745bf99d5b382f5e8a009cee0d4ef...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. |
|---|