OT-2026-000062021
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000062021) never changes.
Identity and time
| Publication number | OT-2026-000062021 · never reused |
|---|---|
| Internal UUID | 01a0ae8b-b8af-7659-80c3-d8f1a2eedcb3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:46:27.528336Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000062021 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9a2caa4e7cd7c0ca3f0b84534e81917cea337d5aa371d98a2ef715e64e6e414f |
|---|---|
| Markdown | 840b6297aaa43abd9f3510c93a800992fbf1363dcccd803384dc9b52bf633f87 |
| Publication page | 89fe97d22cd30bae66449966b4c2a8caeb68a7a02b42217edbc5e736196939c2 |
| Manifest | e3d1ed796e93ab1643d17b088802be12e134da702e4970b5eeaa2db34ac1cd04 |
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 | nwHxijnhAqeTs/mdAECmSVDRzMddvj3iCEX5Zn3seCGp5q8/MACNp7jnPVv1kFYYuaEf50czeyfPZZ05/1ApBQ== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T10:41:03.204815Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062021observed 89fe97d22cd30bae66449966b4c2a8ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:41:03.185533Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062021/manifest.jsonobserved e3d1ed796e93ab1643d17b088802be12...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:41:03.166794Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062021/publication.mdobserved 840b6297aaa43abd9f3510c93a800992...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:41:03.145260Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062021/publication.txtobserved 9a2caa4e7cd7c0ca3f0b84534e81917c...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. |
|---|