OT-2026-000057590
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, 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-2026-000057590) never changes.
Identity and time
| Publication number | OT-2026-000057590 · never reused |
|---|---|
| Internal UUID | 01a0ae88-2693-750d-bebe-3efc36d09219 · 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-2026-000057590 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9c055cdd55b53d4838ac0e5b8e167312fe51a8aafa9aeb8746bf0e92a4d9761f |
|---|---|
| Markdown | 33c91d222b9d7668fc34ea6183edd73e63062821b23d90eb42cfe1fca750df4c |
| Publication page | cf84f33a84df881813c64e75ff200ac936131ced54d07d5a2a19a722dc8da0c9 |
| Manifest | 58a1e9bc771909045280326a6aea2b54bb0e64e78d438295aa6312eb4e7e3f54 |
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 | 4ZxjiN+zmi7+lRlD2tHpDpfX7gjwtij3aJvR7BPao+tYGy11Kjser3P2+w7EEi8qdebRacAJVTdNFZRb6+2XDg== |
| 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
| 2026-09-17T10:48:08.365678Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057590observed cf84f33a84df881813c64e75ff200ac9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:48:08.347755Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057590/manifest.jsonobserved 58a1e9bc771909045280326a6aea2b54...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:08.330523Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057590/publication.mdobserved 33c91d222b9d7668fc34ea6183edd73e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:08.312204Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057590/publication.txtobserved 9c055cdd55b53d4838ac0e5b8e167312...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. |
|---|