OT-2026-000086917
Publication integrity record
Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, sustained 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-2026-000086917) never changes.
Identity and time
| Publication number | OT-2026-000086917 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-80a5-7846-a475-97b23d20dbb8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:36.209195Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000086917 |
| Status | PUBLIC |
Content hashes
| Canonical text | bb54400320be9bb29ebfcf01bc25e7f2bf36e0cc15fd7dd2b70e67aaf99cb831 |
|---|---|
| Markdown | f88d2ddb26768d97ed8caa51c028522e30587ea0257482b3632ccf81076bf0bc |
| Publication page | 76815be7d5fcac0513b1c0fcd34860ce8e4adac0138759ef45e6f4c09dae8306 |
| Manifest | f6e21c7ce06e08752fe2c445ad731c573b48860e51c6dc06e1117bf532096f67 |
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 | SvLJ0lbTe0uUwB8DQxjoI+kuXJ0uM/IAXDCV/E+O2M8DsDXkmjIPh4qA9XmEsYBTP1D1MrFMdYjMYOG2DOPZAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-10-20T16:41:05.425013Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086917observed 76815be7d5fcac0513b1c0fcd34860ce...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-20T16:41:05.354258Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086917/manifest.jsonobserved f6e21c7ce06e08752fe2c445ad731c57...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-20T16:41:05.285413Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086917/publication.mdobserved f88d2ddb26768d97ed8caa51c028522e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-20T16:41:05.193596Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086917/publication.txtobserved bb54400320be9bb29ebfcf01bc25e7f2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T08:41:16.699036Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086917observed 76815be7d5fcac0513b1c0fcd34860ce...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T08:41:16.539504Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086917/manifest.jsonobserved f6e21c7ce06e08752fe2c445ad731c57...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T08:41:16.451294Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086917/publication.mdobserved f88d2ddb26768d97ed8caa51c028522e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T08:41:16.381124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086917/publication.txtobserved bb54400320be9bb29ebfcf01bc25e7f2...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 |
|---|