OT-2026-000026253
Publication integrity record
Four cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000026253) never changes.
Identity and time
| Publication number | OT-2026-000026253 · never reused |
|---|---|
| Internal UUID | 01a0ae71-f4a5-7570-8f20-a0f31b4d19e2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:18.960773Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000026253 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5493b6695069844ae78f7f7ac1f40709902ed6787b5fb02971afcf947bccb01b |
|---|---|
| Markdown | e962f5798daa1d0aa8461269e1268704f5926d4bae812f4320ade2af1b7393ff |
| Publication page | af338923c2bd8e699a5a18a7901f5688e83748bf4520f6b1e900236c2fd95a57 |
| Manifest | 3d625ece7d74b8d28501402c83be5aa1ea09ecb913ec45c6c235307ef4aa9dea |
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 | 2VWiHgM+XnnBrWfGIurnUiMnIDZsKRUWvV4MMQSVyjJRgQSrSNnFHGpCFsqsWP2YsKaHWIDNvvyLrfSVByEvBw== |
| 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
| 2026-09-17T11:44:11.816560Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026253observed af338923c2bd8e699a5a18a7901f5688...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:44:11.797450Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026253/manifest.jsonobserved 3d625ece7d74b8d28501402c83be5aa1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:44:11.780959Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026253/publication.mdobserved e962f5798daa1d0aa8461269e1268704...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:44:11.765023Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026253/publication.txtobserved 5493b6695069844ae78f7f7ac1f40709...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. |
|---|