OT-2026-000028658
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000028658) never changes.
Identity and time
| Publication number | OT-2026-000028658 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f9-7103-afa7-7b7290e9fd18 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028658 |
| Status | PUBLIC |
Content hashes
| Canonical text | 500c37cfeccb39965b9c8434a9f28dde0e1c4fff0d0c3f99b4af45af2f0c011a |
|---|---|
| Markdown | 15e2f3e070ea15a09701e8ac568fd6bcbdeff03f1b66466712d70fbc444ebb49 |
| Publication page | 7deeec21cd25bc00db260402f19dfb9cec507a19d5d9496a5d53a9d10a19d5a5 |
| Manifest | 143042ace335b6129265fac7e218e2dd5f557849138576a3d0c039df2f67fd0f |
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 | rf3XktTu1IvFaHcQh5czRL5XHZ5Nq2VcEe8WKoirHpcJ5VE7s2YjVpdq/N8pBR7omKnYuj6B5313OQi2nFpABQ== |
| 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
| 2026-09-17T11:41:32.201225Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028658observed 7deeec21cd25bc00db260402f19dfb9c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:32.181947Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028658/manifest.jsonobserved 143042ace335b6129265fac7e218e2dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:32.164067Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028658/publication.mdobserved 15e2f3e070ea15a09701e8ac568fd6bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:32.146536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028658/publication.txtobserved 500c37cfeccb39965b9c8434a9f28dde...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. |
|---|