OT-2026-000043475
Publication integrity record
Four bellows cup vacuum gripper, four zone face, 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-2026-000043475) never changes.
Identity and time
| Publication number | OT-2026-000043475 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-92ce-70b9-a0b1-d006fac5ce35 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:49.254972Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043475 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7f9718f13b45c7b26fa6accd171bb73f49a906307fa830741c08193989094fdd |
|---|---|
| Markdown | ba1567bc7aeb42854312a9ab2d89aad881e1c148a891c79dde3c66900e0f04de |
| Publication page | 3a2acd119c6db35552c1427c261e336984dc6b0946d013244c9d55cc190a9849 |
| Manifest | 406c55c1971e36abd825bc82d66caf62fb1377a597ef4eaf7da3808ab2bd45b2 |
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 | Ghr2nVwCwBGamxUoy1bfIZKAM9SeySbQhjBFDNhM0N7YBxoTTxkAVQ2cnV+ZXb5uPwPlz7x7BEaL0j+VSSAfBw== |
| 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
| 2026-09-17T11:12:49.903718Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043475observed 3a2acd119c6db35552c1427c261e3369...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:12:49.884961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043475/manifest.jsonobserved 406c55c1971e36abd825bc82d66caf62...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:49.861807Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043475/publication.mdobserved ba1567bc7aeb42854312a9ab2d89aad8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:49.840545Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043475/publication.txtobserved 7f9718f13b45c7b26fa6accd171bb73f...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. |
|---|