OT-2026-000043721
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, sustained 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-2026-000043721) never changes.
Identity and time
| Publication number | OT-2026-000043721 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-92d1-7abc-824e-b86b4ca8d793 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:49.254972Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043721 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6d764f7c3d3bbee32b6eb1ab931c347d8daa4dea404c4f99379ec6b01f313504 |
|---|---|
| Markdown | 48fc86cb632135723d1337e78b7bf019e7ff99d4296b4f7830b94ac459ff8d70 |
| Publication page | 5f4357beecc965dc97dd8a91acd6489d90704c4ada9e56a8d2407eb9a9ca40de |
| Manifest | 527fac86a53b2ed9e71104d26bbff95f9956b02a4d25bba080a17bd00fcbef16 |
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 | LbgyJi6XsW1PHt4AiXiIpmc8pNH1B/GTPv7IVl6gItLTfEEtmQTXK4SPT74YxEoKEyNrTeRGdGWsxFlnT/chDA== |
| 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
| 2026-09-17T11:13:13.406235Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043721observed 5f4357beecc965dc97dd8a91acd6489d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:13.388036Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043721/manifest.jsonobserved 527fac86a53b2ed9e71104d26bbff95f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:13.372101Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043721/publication.mdobserved 48fc86cb632135723d1337e78b7bf019...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:13.354587Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043721/publication.txtobserved 6d764f7c3d3bbee32b6eb1ab931c347d...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. |
|---|