OT-2026-000018157
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000018157) never changes.
Identity and time
| Publication number | OT-2026-000018157 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b488-7961-bafc-5bc958b65b62 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018157 |
| Status | PUBLIC |
Content hashes
| Canonical text | aa4ead95c93c02b7aa43e9bd4082d75f4d84bde20de361a888c9d3e69ab94f01 |
|---|---|
| Markdown | 3fdffcfc0619d6888cd6280b7175c07b57482fda1423e8f649271ce6864eb677 |
| Publication page | ebe03f8a3ca2e6727c50def642c4c714f018d1a995dfdbdea0a7e849c35124cc |
| Manifest | 1af0f61704a23094ac79043f1ee8a3cd56fb8cf38a41003a470f78f7b97af992 |
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 | D0DBiKgSWR+nIssA/R41HvLUOL3Gd9hlfTeZEgIu9MhGPpRRw3dhojA57nY3gtr++2wxDgg8Ufv/YBkjSFJACA== |
| 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
| 2026-09-17T11:59:54.565847Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018157observed ebe03f8a3ca2e6727c50def642c4c714...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:54.543897Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018157/manifest.jsonobserved 1af0f61704a23094ac79043f1ee8a3cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:54.525829Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018157/publication.mdobserved 3fdffcfc0619d6888cd6280b7175c07b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:54.502624Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018157/publication.txtobserved aa4ead95c93c02b7aa43e9bd4082d75f...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. |
|---|