OT-2026-000053050
Publication integrity record
Foam pad vacuum gripper, common isolation valve, three stage ejector, 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-2026-000053050) never changes.
Identity and time
| Publication number | OT-2026-000053050 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a431-70e6-953a-a4169b441d05 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053050 |
| Status | PUBLIC |
Content hashes
| Canonical text | 603cca653f01f0516eaf1b2481385d3fac61bf5b29a3937d44682d344f37895f |
|---|---|
| Markdown | f973703d5c034f29a22bfd418a5b31851862a890cddc59cbeddaac818558ffe7 |
| Publication page | f10b50188c4db7aba4beef24c636c95a30cb724e7786a7d11d80ee2fcc78ac62 |
| Manifest | b6a8e66c10aa83d37c3d298e7f44afef98f2d1029a891d4b8e4ba7b707be125f |
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 | Gj9asZJsoiVBPYz2kvWEzFkWUTWh9gKKq2bbTemZr5dk70X5FzSWGjF4dgan78Giohhi7TH7SPFnfxG7nHdrCw== |
| 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
| 2026-09-17T10:56:45.646614Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053050observed f10b50188c4db7aba4beef24c636c95a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:45.627660Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053050/manifest.jsonobserved b6a8e66c10aa83d37c3d298e7f44afef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:45.609427Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053050/publication.mdobserved f973703d5c034f29a22bfd418a5b3185...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:45.589885Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053050/publication.txtobserved 603cca653f01f0516eaf1b2481385d3f...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. |
|---|