OT-2026-000073439
Publication integrity record
Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000073439) never changes.
Identity and time
| Publication number | OT-2026-000073439 · never reused |
|---|---|
| Internal UUID | 01a0ae92-efb8-7765-a38f-cb2b41011e45 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:20.363042Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073439 |
| Status | PUBLIC |
Content hashes
| Canonical text | 986635da16d3aba769494e867188f720a25b4a46bfda15e723270701527ba8a1 |
|---|---|
| Markdown | 5348cf332b8cb0ff7d442bdfba2f230f411220f56ab1b85d593307a0848defc4 |
| Publication page | 10817b5b682d2f8f3331500becf1514e74cc5d2139032dbbe502018c06475c63 |
| Manifest | 7df8b022709fc6bed0cecbd9614f6bdb32349f803d932378f56ea83c09bff939 |
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 | G8mDzlyUvZJLOdlw7c4BQznuVmw1b1XQCCagcCD0U7fgnSmgp08lqYROqnmx7hQiccatfj+7OvxpAF24s+VOCg== |
| 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
| 2026-10-17T16:41:45.024994Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073439observed 10817b5b682d2f8f3331500becf1514e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-17T16:41:44.974811Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073439/manifest.jsonobserved 7df8b022709fc6bed0cecbd9614f6bdb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T16:41:44.897892Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073439/publication.mdobserved 5348cf332b8cb0ff7d442bdfba2f230f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T16:41:44.823511Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073439/publication.txtobserved 986635da16d3aba769494e867188f720...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T08:41:15.969961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073439observed 10817b5b682d2f8f3331500becf1514e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T08:41:15.894918Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073439/manifest.jsonobserved 7df8b022709fc6bed0cecbd9614f6bdb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T08:41:15.819544Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073439/publication.mdobserved 5348cf332b8cb0ff7d442bdfba2f230f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T08:41:15.718755Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073439/publication.txtobserved 986635da16d3aba769494e867188f720...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 |
|---|