OT-2026-000058421
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented before 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-2026-000058421) never changes.
Identity and time
| Publication number | OT-2026-000058421 · never reused |
|---|---|
| Internal UUID | 01a0ae88-f39a-74ed-a5dd-b2ec429df34e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:43:25.998432Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000058421 |
| Status | PUBLIC |
Content hashes
| Canonical text | c1b152b08dda52026ee6211c29db2eabde9568cf95eb091efa69efeeba0ec353 |
|---|---|
| Markdown | d9aa54e8e76aaf1c5c48754b18b83088e826d6d58199445517078eb62d7d0f07 |
| Publication page | 4a089d3a6b6721cf863d0fefa5437c8a35d41d1efbff9b90d9418ad45978f7b8 |
| Manifest | caa6ef01d8bba363effcd2d253f91bf2eb169bd9bbd49122a8dd550486ae28c4 |
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 | u0NSStg7avcjCpBHM6hJp4YNDb3FMnlxpnsSV9v1J9oJDK9B8VerOZ/z2Fi1MYzz0eMSs10Jg2bu3azl0D13DA== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T10:46:51.369668Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058421observed 4a089d3a6b6721cf863d0fefa5437c8a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:46:51.352578Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058421/manifest.jsonobserved caa6ef01d8bba363effcd2d253f91bf2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:46:51.334938Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058421/publication.mdobserved d9aa54e8e76aaf1c5c48754b18b83088...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:46:51.316889Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058421/publication.txtobserved c1b152b08dda52026ee6211c29db2eab...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. |
|---|