OT-2026-000052113
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000052113) never changes.
Identity and time
| Publication number | OT-2026-000052113 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e78f-7efe-a74b-ee0e4da40e27 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052113 |
| Status | PUBLIC |
Content hashes
| Canonical text | 63c1743980ba1c629607c1fe7575b5f8016a53ed73cc50581206fe950e2db6ff |
|---|---|
| Markdown | 4ad9f33bb629ade86cec204f87e26fc28499941dbcdf5c6d0e7138768dab5d26 |
| Publication page | 522767842a50bc8be978558c82a55b78aee8140ef14cd952db414e0e05706e81 |
| Manifest | ff794aeeec0f7a500c3e0bd06749720ed8c68d9c83fbab986790be31fdfda99d |
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 | YrCU+UacYdfirqc8aPaSc7y9MZYVyjQ3fQmH3CbtGnXOxRIeBYPswFSMtRJkxLZl3GwiNLCkP8c6EJnnUVDsCA== |
| 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
| 2026-09-17T10:57:39.417766Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052113observed 522767842a50bc8be978558c82a55b78...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:39.401702Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052113/manifest.jsonobserved ff794aeeec0f7a500c3e0bd06749720e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:39.383802Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052113/publication.mdobserved 4ad9f33bb629ade86cec204f87e26fc2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:39.365206Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052113/publication.txtobserved 63c1743980ba1c629607c1fe7575b5f8...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. |
|---|