OT-2026-000100556
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, pressure sensor per zone, 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-2026-000100556) never changes.
Identity and time
| Publication number | OT-2026-000100556 · never reused |
|---|---|
| Internal UUID | 01a0aea3-66f1-7d43-b834-52c6c8f89060 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:12:19.463543Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000100556 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0e4f26ab02b03f3152e1869611ae03bd8f701e83b0d27cfbfddc45fc508c4ae9 |
|---|---|
| Markdown | 376d903f7aeb2711659de634a7cd728da15846a45c5147b803519affe1d4e380 |
| Publication page | 186c7b6eeddfd39c8389be05131dfcfeddf65927768dc4faea74bc164e9dfe00 |
| Manifest | fc2c61e7ca7917a15a6f85a587166c8c12e2ee65b9510e6b305d3fcf68d55f0b |
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 | y8ukfAPuttx3lQQ3UM967qqRMrLwaqkMGPSszLTSRUuBCig8p1z9svjgA3iGQRtxXI3NA3iT44RrmtlFdolcBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:27:19.844289Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100556observed 186c7b6eeddfd39c8389be05131dfcfe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:27:19.826228Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100556/manifest.jsonobserved fc2c61e7ca7917a15a6f85a587166c8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:19.807017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100556/publication.mdobserved 376d903f7aeb2711659de634a7cd728d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:19.786827Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100556/publication.txtobserved 0e4f26ab02b03f3152e1869611ae03bd...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. |
|---|