OT-2026-000015247
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, pulsed 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-2026-000015247) never changes.
Identity and time
| Publication number | OT-2026-000015247 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef48-7b8e-bfde-573302ca7564 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015247 |
| Status | PUBLIC |
Content hashes
| Canonical text | 143d0862466b2ea0603ef8a0937a028bfa2f90d4b6d13ba00fa382c25f0b01bc |
|---|---|
| Markdown | 324e735c6de2585024ce33706d643d14f38329be3819846ada82db01e38ae6de |
| Publication page | eb45b41be525e9882335c7b996768002166139949e784780b9b970bf5222b05d |
| Manifest | d42bf7f75f39f376994559b8d60e20bce1a0b60f2fca600bf73aad96efe1eb4e |
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 | B3+GRcfAn1Be/Sq3boWoL4R6ZfVFvelOaysQA2KHNb2iMa/JznIK4e1nF/LyT81isV+A4NwmJg8lm+/RntC+Cw== |
| 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
| 2026-09-17T12:05:53.661219Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015247observed eb45b41be525e9882335c7b996768002...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:53.643079Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015247/manifest.jsonobserved d42bf7f75f39f376994559b8d60e20bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:53.623457Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015247/publication.mdobserved 324e735c6de2585024ce33706d643d14...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:53.602953Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015247/publication.txtobserved 143d0862466b2ea0603ef8a0937a028b...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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