OT-2026-000042994
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum 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-2026-000042994) never changes.
Identity and time
| Publication number | OT-2026-000042994 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-3277-74a8-8e59-07d8eae9a97e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042994 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4479190c1715c22bc91749727f6fcf9014d8853991f25a7e511fb3ee3e790e3a |
|---|---|
| Markdown | 06be6c728c2dfad50a7a74e992bdb7b25f263d96f11aab1386d5b7c27b540ab9 |
| Publication page | ae55aefa410e06d6a594180828fa21ae8495e0c2f9c1cdc01940b1055c28dc6b |
| Manifest | 31cbe4233bf3f014eb495738164b13992914623b60c756f1aa691f6829d1394f |
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 | e8Fc5ZjE/AFmIup3gkTi7sk8BBOPo/tpzQg+uxgkZVWrMUetbzLcDvGYs52kxY0E2YRYTvqHH6lklLjuj/U6DA== |
| 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
| 2026-09-17T11:13:18.022844Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042994observed ae55aefa410e06d6a594180828fa21ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:18.004230Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042994/manifest.jsonobserved 31cbe4233bf3f014eb495738164b1399...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:17.984893Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042994/publication.mdobserved 06be6c728c2dfad50a7a74e992bdb7b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:17.967930Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042994/publication.txtobserved 4479190c1715c22bc91749727f6fcf90...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. |
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