OT-2026-000043500
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, pulsed blow-off after 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-2026-000043500) never changes.
Identity and time
| Publication number | OT-2026-000043500 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-92ce-7c21-99a3-aac04addd4af · 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-2026-000043500 |
| Status | PUBLIC |
Content hashes
| Canonical text | df216db049f6c2865f61e868f18653eda608e34395c1f8b0adb5bdf5b73dd980 |
|---|---|
| Markdown | 2daa042b410e6e0c782f0dd8ec9e741f1d232da8cd818f226d9a23cf20388ec0 |
| Publication page | d992c1b2d8c779e491108d645ea8bcb92b19fe5b71068d8b649c87e9b0320bea |
| Manifest | 241179d690d0fd1add65c0dbddfa410713ce59dc65a2a68c2194b6502f00c015 |
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 | uAsIacaNMAPiF6DJ/5E38CUbG6IsOoVrZXqDNASVlNlsaQY/sfQckiqgjHSCnPLygSOjvY6cW819yLnrBPWLDw== |
| 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
| 2026-09-17T11:12:51.992537Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043500observed d992c1b2d8c779e491108d645ea8bcb9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:12:51.972636Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043500/manifest.jsonobserved 241179d690d0fd1add65c0dbddfa4107...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:51.954939Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043500/publication.mdobserved 2daa042b410e6e0c782f0dd8ec9e741f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:51.936960Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043500/publication.txtobserved df216db049f6c2865f61e868f18653ed...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. |
|---|