OT-2026-000003817
Publication integrity record
Bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed
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-2026-000003817) never changes.
Identity and time
| Publication number | OT-2026-000003817 · never reused |
|---|---|
| Internal UUID | 01a0a90b-25a6-7aed-974b-710d9138ec1a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:55.176718Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003817 |
| Status | PUBLIC |
Content hashes
| Canonical text | db6615094b66db2e6871aeb1d6050d02e9d712305e37bd10f876e7ddfe33f8e6 |
|---|---|
| Markdown | 991d95ee683acf6a64bbc1078083f7c0fce2ab3e3779a2b1a7bcdb46f7e5085c |
| Publication page | 6c3cc5d4ff7e318b1a7435287195b0576850ba5076a3e757d7d86a749f5c93b7 |
| Manifest | 51422390756a5f9f66499e8b8a7439bfe63e9220214bbd095f169aff83c12962 |
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 | 28hh3i2AQqFSFlOz5nxUsi4+uUVduKXCZlix78K3zViEtLRA1gKYy/8wXwHMg2H57NikupnVfD03w9OE2rxCBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T08:44:55.394737Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003817observed 6c3cc5d4ff7e318b1a7435287195b057...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:44:55.170912Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003817/manifest.jsonobserved 51422390756a5f9f66499e8b8a7439bf...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:44:54.924956Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003817/publication.mdobserved 991d95ee683acf6a64bbc1078083f7c0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:44:54.759878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003817/publication.txtobserved db6615094b66db2e6871aeb1d6050d02...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:18.591344Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003817observed 6c3cc5d4ff7e318b1a7435287195b057...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:18.577195Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003817/manifest.jsonobserved 51422390756a5f9f66499e8b8a7439bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:18.560521Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003817/publication.mdobserved 991d95ee683acf6a64bbc1078083f7c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:18.546337Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003817/publication.txtobserved db6615094b66db2e6871aeb1d6050d02...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. |
|---|