OT-2026-000018746
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before set-down
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-2026-000018746) never changes.
Identity and time
| Publication number | OT-2026-000018746 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d521-75b8-9f1f-df80bc623e25 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018746 |
| Status | PUBLIC |
Content hashes
| Canonical text | f8611c5e5810fdec767347a7c6d52f240698ee7aa7af019b2f55531e1526610c |
|---|---|
| Markdown | 441d1930088f27aa48578b36c832fa9e62988e70d5dcc7d92a68af5503b7cbbb |
| Publication page | f0174f66978050046c2c4c964e5670aaf54e0a20543cda03507bc69d670b6972 |
| Manifest | 1f3b9ea8f3ee391b757c1ddc6b611ef0146d988679008da7209a93a105e45e13 |
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 | hmRzf0QTiGte6WzKBo7V5IkVZoKTWQInGzJPMQim6vtZU4eQ/es4/ujuHQnTdRsZm4Vlfx+/NHcO/gKeus5hBw== |
| 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
| 2026-09-17T11:59:21.615178Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018746observed f0174f66978050046c2c4c964e5670aa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:21.596415Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018746/manifest.jsonobserved 1f3b9ea8f3ee391b757c1ddc6b611ef0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:21.576615Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018746/publication.mdobserved 441d1930088f27aa48578b36c832fa9e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:21.557438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018746/publication.txtobserved f8611c5e5810fdec767347a7c6d52f24...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. |
|---|