OT-2026-000048181
Publication integrity record
Single cup vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off after 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-2026-000048181) never changes.
Identity and time
| Publication number | OT-2026-000048181 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de2-779f-91ad-52fc6921b7bd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048181 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3bfed37116b985e167c4c0b67203f1cc3112bd6960af8276221a365fcc89ec33 |
|---|---|
| Markdown | f6c9fb75c5bcbb40d142b2cb6ebda6462a77ad002408b01eeba2207b17094fc6 |
| Publication page | dcc90f39063e64982f15fc1b946b688ad02cfc43a803fc17954bb1a2fb17e53d |
| Manifest | 69ee05751b74d503b781ebc1f17cda5765e01f72b210a86a9667b8e6d1d9f8f7 |
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 | un5OZfGsVUskd/e8bhFYZGcRqnwsvXnvT96Q/EgbGxgKYP2X2CgV5aHS7mXAiI7SGI0rnQM1urrwegzZZohGAQ== |
| 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
| 2026-09-17T11:04:43.145468Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048181observed dcc90f39063e64982f15fc1b946b688a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:43.124818Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048181/manifest.jsonobserved 69ee05751b74d503b781ebc1f17cda57...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:43.106073Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048181/publication.mdobserved f6c9fb75c5bcbb40d142b2cb6ebda646...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:43.087034Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048181/publication.txtobserved 3bfed37116b985e167c4c0b67203f1cc...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. |
|---|