OT-2026-000009878
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, pump fed, sustained 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-2026-000009878) never changes.
Identity and time
| Publication number | OT-2026-000009878 · never reused |
|---|---|
| Internal UUID | 01a0ae6b-cb78-7c4c-ab6e-84b7da0e0f8e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:11:35.184400Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000009878 |
| Status | PUBLIC |
Content hashes
| Canonical text | 69dab51d4c4668423da043e8247d69e6f8407af526e7b083031ca4bb17d58a6c |
|---|---|
| Markdown | 319326b631b439971b425b8c714c20b3ebd99e53b4264215fa7b9d14490785c8 |
| Publication page | 0707a13bdb5db18f3f093631d99eb9d2a1569544aa1996c80f565f1447091ff0 |
| Manifest | 669fd5e58bd4752f60486dc5f0b85fa46e812fadea5ebbed273568775adde16d |
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 | Zbz64/LyKPwOnHlJxRwiehBWI0DJBTiT5UZYRI2fa6yrB2gn6ncsFUsR42PFDHUBSPJ0uDP8URu7z23Erag0CQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:15:53.091464Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009878observed 0707a13bdb5db18f3f093631d99eb9d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:15:53.072276Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009878/manifest.jsonobserved 669fd5e58bd4752f60486dc5f0b85fa4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:15:53.053162Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009878/publication.mdobserved 319326b631b439971b425b8c714c20b3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:15:53.032694Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009878/publication.txtobserved 69dab51d4c4668423da043e8247d69e6...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. |
|---|