OT-2026-000072643
Publication integrity record
Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000072643) never changes.
Identity and time
| Publication number | OT-2026-000072643 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89d9-73f2-89c6-219711da18b2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072643 |
| Status | PUBLIC |
Content hashes
| Canonical text | bff166efbec719e69f85b7ffdd5835a3c28a7b0e2586861981db80bcc5261e96 |
|---|---|
| Markdown | 0bf0800e197073ad6d6726387ac025d31140935b6cd4c28f337b30a3dfe1e92c |
| Publication page | 2c0a38e06f008109183ccb4a7d1c850d839ff3e8a1eb524484ab9794f076b972 |
| Manifest | 32ec1ea80710d1c050b058eb2166c7287f215411fe46993e4c98868be64c7be6 |
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 | 6q9rk5r4OlRtR3QozNaDD4euRNaGHdezDRYWSM1+wu8kdayyhdzIeCPeXlHkAWN4LB/73fKWX/5EF6KrSOWEDQ== |
| 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
| 2026-09-17T10:22:30.312283Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072643observed 2c0a38e06f008109183ccb4a7d1c850d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:30.294138Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072643/manifest.jsonobserved 32ec1ea80710d1c050b058eb2166c728...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:30.275075Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072643/publication.mdobserved 0bf0800e197073ad6d6726387ac025d3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:30.254647Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072643/publication.txtobserved bff166efbec719e69f85b7ffdd5835a3...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. |
|---|