OT-2026-000052542
Publication integrity record
Two pad foam vacuum gripper, two 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-2026-000052542) never changes.
Identity and time
| Publication number | OT-2026-000052542 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573b-7b3f-a794-93e90dbe4be8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052542 |
| Status | PUBLIC |
Content hashes
| Canonical text | a6f55bd1086699d6d61136cfaa60b6fd62da4e27e5c1ce823ff7f30122570e2f |
|---|---|
| Markdown | c2e757f809cdefe7bcfd986ede2d799c663bfeab6efc33aa03395b0b46ad9775 |
| Publication page | 96319e3b3c9a2035bf50615bbd23f90d31346d29a77e461c0e43efd7eca45905 |
| Manifest | 97d1443cf27a2d86347420f7b6c3e7dc0f774b012c63bb145aa84c4f55aa022d |
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 | eQPqO5zYK76X3u6aWWgL4RC138Oc4ajOyiws/zau/b3jijuFmKrsLPXQoEMkETOuQnu4RM8CUva+pImm4GcHAQ== |
| 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
| 2026-09-17T10:57:11.561246Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052542observed 96319e3b3c9a2035bf50615bbd23f90d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:11.541370Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052542/manifest.jsonobserved 97d1443cf27a2d86347420f7b6c3e7dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:11.524225Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052542/publication.mdobserved c2e757f809cdefe7bcfd986ede2d799c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:11.506874Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052542/publication.txtobserved a6f55bd1086699d6d61136cfaa60b6fd...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. |
|---|