OT-2026-000058189
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000058189) never changes.
Identity and time
| Publication number | OT-2026-000058189 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6edb-7112-8065-3219d483dc10 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:52.020108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000058189 |
| Status | PUBLIC |
Content hashes
| Canonical text | bf702feb4a43119bc7957bf0c37c89a796f43e7359381c73a271dab3904fbff5 |
|---|---|
| Markdown | fc2aff39056c2e09ed30b04e0687c08d388064e7a2995d35a2d4dd87d4df8dad |
| Publication page | 61f81a71db1aab2706306554cceece4f1feb68a5078744f69a7f2b583ee2d504 |
| Manifest | 6841452907d675c15cf8ca632ec7b198cd7894c26ade68120e89cba93e9fd978 |
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 | La5QY2ac9UGhGKrEWGTEP5Pco9BwBx/zs/C99b2K6xxTcR0BGAcWuHI3kO00Vsqkc3pfWTajcDtNMsFpFPVGAg== |
| 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
| 2026-11-02T16:41:06.233608Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058189observed 61f81a71db1aab2706306554cceece4f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-02T16:41:06.185548Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058189/manifest.jsonobserved 6841452907d675c15cf8ca632ec7b198...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-02T16:41:06.136745Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058189/publication.mdobserved fc2aff39056c2e09ed30b04e0687c08d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-02T16:41:06.086071Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058189/publication.txtobserved bf702feb4a43119bc7957bf0c37c89a7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T12:41:17.148666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058189observed 61f81a71db1aab2706306554cceece4f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T12:41:17.088331Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058189/manifest.jsonobserved 6841452907d675c15cf8ca632ec7b198...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T12:41:17.019810Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058189/publication.mdobserved fc2aff39056c2e09ed30b04e0687c08d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T12:41:16.958740Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058189/publication.txtobserved bf702feb4a43119bc7957bf0c37c89a7...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|