OT-2026-000009281
Publication integrity record
Foam pad vacuum gripper, common isolation valve, single stage ejector, 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-2026-000009281) never changes.
Identity and time
| Publication number | OT-2026-000009281 · never reused |
|---|---|
| Internal UUID | 01a0ae6b-31ba-7b87-8c2e-310ba064b2af · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:55.823363Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000009281 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4cbfef230d8b836dbaad4c8ef0f89af1db045b4a98f20e0e3179457cbc95f831 |
|---|---|
| Markdown | 11aef34d04f0fc1510edfd21b33d43ec22edc15a7fa2dd3e62f552bdc479cb56 |
| Publication page | 337288aff66da76a6f009e6a9d957f09c13fb6f5c94bdfe28dbf97f3ffcaa02e |
| Manifest | 0d4c9f6a7d10e8c87255a5997b979d6c0e8406f1a038252c522dd623707bf524 |
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 | 7mBkS+DoYcmSWmqjBb5g1s2uDFR9FeFTr6ck15nrYPq/Or09AHcroaIQx/wPzxPIZFd6RBADbMpCIxRsvMV3Dg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:18:02.828060Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009281observed 337288aff66da76a6f009e6a9d957f09...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:18:02.803896Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009281/manifest.jsonobserved 0d4c9f6a7d10e8c87255a5997b979d6c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:18:02.781634Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009281/publication.mdobserved 11aef34d04f0fc1510edfd21b33d43ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:18:02.759487Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009281/publication.txtobserved 4cbfef230d8b836dbaad4c8ef0f89af1...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. |
|---|