OT-2026-000015981
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000015981) never changes.
Identity and time
| Publication number | OT-2026-000015981 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-0c4d-72c2-8ab0-43c7d457ac3b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:02.846253Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015981 |
| Status | PUBLIC |
Content hashes
| Canonical text | afaef06c3a49dff7965183f76599ec63da54834aeac8a6915600f700665e7be6 |
|---|---|
| Markdown | d50473752d12f0e96362e916131b1f41c822c7e1016dc421c636e94e1f2d3bb6 |
| Publication page | 96fbf187963ccb1a6af81229dcd2523a91797e2899be122aba49071719ed6afb |
| Manifest | 35894619b86e26faa614408f541042d278edbb908351fc80361f79eeee63c000 |
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 | zOcyYP/0cljE2CiZ+A6EcxuXrq5A1fajQbd+sFqsCqxmBNH+vl/rVuyTleYU3HM1MOmJmDC5gWPT+Q5J45tRAQ== |
| 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
| 2026-09-17T12:05:29.501108Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015981observed 96fbf187963ccb1a6af81229dcd2523a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:29.476036Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015981/manifest.jsonobserved 35894619b86e26faa614408f541042d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:29.451377Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015981/publication.mdobserved d50473752d12f0e96362e916131b1f41...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:29.422582Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015981/publication.txtobserved afaef06c3a49dff7965183f76599ec63...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. |
|---|