OT-2026-000033849
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, pulsed blow-off after 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-2026-000033849) never changes.
Identity and time
| Publication number | OT-2026-000033849 · never reused |
|---|---|
| Internal UUID | 01a0ae75-a391-70d1-a717-34dbff909f21 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:22:20.325649Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000033849 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0004a5fbf79363e6e8015098c47450dc3af489d975db75b8a1d819ce7593d997 |
|---|---|
| Markdown | 41b4f85232b7ae16ea5bbbc2482e0f887add68d5c762b516f834bbff5e7e9178 |
| Publication page | 343617525d15e5dbd42a37f20c23fdfca7d1e9766642d672423237a9a27b7761 |
| Manifest | 0ef84bc2745868cde4164ae98fe871175147b366b92a0d7241250f4852432513 |
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 | mVgTGQMqQr1/lqdAJ0aUNiJpA3xEHqrXCrtsdwfW4kEyD8ayGxKT1g/Djy/eSruwOwP5fuFme3qHTh4rRonVDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-10-22T16:41:53.030168Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033849observed 343617525d15e5dbd42a37f20c23fdfc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-22T16:41:52.979078Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033849/manifest.jsonobserved 0ef84bc2745868cde4164ae98fe87117...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-22T16:41:52.929333Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033849/publication.mdobserved 41b4f85232b7ae16ea5bbbc2482e0f88...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-22T16:41:52.809567Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033849/publication.txtobserved 0004a5fbf79363e6e8015098c47450dc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T12:41:37.922114Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033849observed 343617525d15e5dbd42a37f20c23fdfc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T12:41:37.869501Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033849/manifest.jsonobserved 0ef84bc2745868cde4164ae98fe87117...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T12:41:37.797452Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033849/publication.mdobserved 41b4f85232b7ae16ea5bbbc2482e0f88...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T12:41:37.695742Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033849/publication.txtobserved 0004a5fbf79363e6e8015098c47450dc...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 |
|---|