OT-2026-000054883
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, pump fed, supply line pressure sensor, pulsed 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-2026-000054883) never changes.
Identity and time
| Publication number | OT-2026-000054883 · never reused |
|---|---|
| Internal UUID | 01a0ae86-1285-7f1c-9454-4616b813a9cc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:17.489937Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054883 |
| Status | PUBLIC |
Content hashes
| Canonical text | 80e890257fa0735025e8f45cc7b989c80549e6c0a3ea4fa18a4d62eedeb11557 |
|---|---|
| Markdown | b291b5060fc824b9abc13e5919bfcd9668c49f1f3a1314e63ce7fb17d2d9bacc |
| Publication page | 212d9f64fdda0094aa67030a12ed09b7aa3f713466f7662e822f78da33a094b8 |
| Manifest | bc64a7a83ada1d7a5dc94c89ef8e6cd02cf7dcd169602c1646636ace8ef91c4a |
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 | dFq2q8IdJOMVQApGSG4vjyZAAvwTitj668MXbukprrAkjM3Pv2i9EIjGPvbHSR4G8MgaJg7k5xkOqdFNZPZ3Dw== |
| 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
| 2026-09-17T10:54:06.457431Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054883observed 212d9f64fdda0094aa67030a12ed09b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:06.439495Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054883/manifest.jsonobserved bc64a7a83ada1d7a5dc94c89ef8e6cd0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:06.420327Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054883/publication.mdobserved b291b5060fc824b9abc13e5919bfcd96...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:06.401449Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054883/publication.txtobserved 80e890257fa0735025e8f45cc7b989c8...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. |
|---|