OT-2026-000018576
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000018576) never changes.
Identity and time
| Publication number | OT-2026-000018576 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b48b-7603-a0a5-deddb304a070 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018576 |
| Status | PUBLIC |
Content hashes
| Canonical text | 20225accfe0bdf2df784cda44b785c4fdf2cbe16bb7497833da7b7537e3543d2 |
|---|---|
| Markdown | 7a688d2a33106b74721b6385bf0763246ff9ba8a7bfc66a1d5b9227142a749fd |
| Publication page | 71ec61ff21da00646143336ed5e6485669e58b4944a60cafe2c49095c99b2fb5 |
| Manifest | ff21f6cf40eda96413fbf06bc68433dbf0f768e48c627ef2c363f97fb8f5d032 |
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 | Sarc39a5BH2an2rEMbQZqrNorufyaLXBAkEMb/3CJLRhFLjB7dvAtLn+vm5d/6fWrCOoQm3uVlar2dvX7h9VBA== |
| 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
| 2026-09-17T12:01:22.701131Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018576observed 71ec61ff21da00646143336ed5e64856...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:01:22.684062Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018576/manifest.jsonobserved ff21f6cf40eda96413fbf06bc68433db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:22.668355Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018576/publication.mdobserved 7a688d2a33106b74721b6385bf076324...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:22.649987Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018576/publication.txtobserved 20225accfe0bdf2df784cda44b785c4f...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. |
|---|