OT-2026-000055521
Publication integrity record
Single cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000055521) never changes.
Identity and time
| Publication number | OT-2026-000055521 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a102-7c32-9317-d8cb9d4a670a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:53.783868Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055521 |
| Status | PUBLIC |
Content hashes
| Canonical text | 712d31e9b122579d123ea591f05f49c729d0429deb2eb1ed6c7d272b3204aa0b |
|---|---|
| Markdown | 87592dcd6ac8e233921d6ad484e32970841860a81b758e439bf86bc7689e29d2 |
| Publication page | d4767f2c384a9257fafe4a8c9bb4f2798029c55d503cfb019994333daa23ca45 |
| Manifest | d60719c04ad58b61c88c8f5e7088100756a0cc99dec3d1bb07a5091402c15715 |
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 | UAqG0DmoknO62nre67ZgFCsCZmIo1rqDsqBRugXASTDHDV3sC5NC3rIqORJ51J61u30u3kj1zdo4zrSa9l72AQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:52:11.886768Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055521observed d4767f2c384a9257fafe4a8c9bb4f279...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:52:11.867523Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055521/manifest.jsonobserved d60719c04ad58b61c88c8f5e70881007...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:11.849427Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055521/publication.mdobserved 87592dcd6ac8e233921d6ad484e32970...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:11.831527Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055521/publication.txtobserved 712d31e9b122579d123ea591f05f49c7...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. |
|---|