OT-2026-000057669
Publication integrity record
Single cup vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, vented 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-2026-000057669) never changes.
Identity and time
| Publication number | OT-2026-000057669 · never reused |
|---|---|
| Internal UUID | 01a0ae88-2694-7ab5-9dcc-6e1c1d16efe3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:33.513637Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057669 |
| Status | PUBLIC |
Content hashes
| Canonical text | f59502f117231fb8f52da39cc9f2621ad43f71398ce0528ef6ff32ced978b88c |
|---|---|
| Markdown | e841460589dd7ffd95013bac6ae29b45f5cb3456addcddc8e9477fddbb6feaf4 |
| Publication page | ef77e42803210e68a04f1b691497867e1db98264c1d92740287569630993bd0b |
| Manifest | f5ec55fe52ec70da3860f49d81a64df01719977e0270a6b8925f368ee4797e8f |
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 | KR5sw0bEtPytb2IaoRp2Wzwdl2cR+Ci9MBzuv83NNAFlL9D24dEEE8RaDQcHOHvz64kbN3H+9vhRLXtHUC1vCQ== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T10:48:19.295522Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057669observed ef77e42803210e68a04f1b691497867e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:48:19.275083Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057669/manifest.jsonobserved f5ec55fe52ec70da3860f49d81a64df0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:19.250828Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057669/publication.mdobserved e841460589dd7ffd95013bac6ae29b45...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:19.227684Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057669/publication.txtobserved f59502f117231fb8f52da39cc9f2621a...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. |
|---|