OT-2026-000052640
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed 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-2026-000052640) never changes.
Identity and time
| Publication number | OT-2026-000052640 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573c-77df-b887-216146f41c1d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052640 |
| Status | PUBLIC |
Content hashes
| Canonical text | 40bffd350109ebc58e1dbda8b11789ce48bf0a6f35494a96dac5324c428f31d6 |
|---|---|
| Markdown | 12b2547e3e2fa28dc5c82faf86a8b0b6c28151d084a89a394897fd3ce199cf0d |
| Publication page | 2cd794643adebc7e40cb1de7794607bce9e16496170866935a72ef862db020bf |
| Manifest | 611a57fd1b415e32f7918ef058413629ab2bca8474286ec6db990f8ae6db003e |
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 | ZSvysJyE8GbP0Ptoxc7Dz104yREm6EywOwwYEPNK8yhOmTkT7lJpYNjWCZseuYKH/WIEsOyluMTlcEXUa7tmBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:19.087255Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052640observed 2cd794643adebc7e40cb1de7794607bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:19.069605Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052640/manifest.jsonobserved 611a57fd1b415e32f7918ef058413629...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:19.051608Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052640/publication.mdobserved 12b2547e3e2fa28dc5c82faf86a8b0b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:19.033155Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052640/publication.txtobserved 40bffd350109ebc58e1dbda8b11789ce...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. |
|---|