OT-2026-000049573
Publication integrity record
Four cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000049573) never changes.
Identity and time
| Publication number | OT-2026-000049573 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7d-784d-9315-c77a93122d55 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049573 |
| Status | PUBLIC |
Content hashes
| Canonical text | a7178da7ffc7597957d48760fbe5f2ac891434b5a54a81d6d5b565ac0ed8ffca |
|---|---|
| Markdown | 89d3442c3170bf7bd71bd92c2c284c8969bd74356a636c2ddfe8a801e8c7d2ca |
| Publication page | fb110cffd299e01fceae84aac2ed1d5f2bb4eade3ef7a48f14dfe4d7fd589265 |
| Manifest | 62fb7828cc565459d4849d5bc7ad2021d2fac810fa8af6ace9afd800f02836f4 |
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 | JBacOyUvayyc2iBMdwDIKaJYQSDIVmkQ7EwYkOquSjk5JpzhBLhHQAVCFbaNCoWuIhH8H3oKIk1UzPAR+1QJAg== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T11:02:32.543692Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049573observed fb110cffd299e01fceae84aac2ed1d5f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:32.524418Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049573/manifest.jsonobserved 62fb7828cc565459d4849d5bc7ad2021...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:32.505519Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049573/publication.mdobserved 89d3442c3170bf7bd71bd92c2c284c89...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:32.485507Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049573/publication.txtobserved a7178da7ffc7597957d48760fbe5f2ac...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. |
|---|