OT-2026-000049449
Publication integrity record
Three cup vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, sustained blow-off after set-down
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-2026-000049449) never changes.
Identity and time
| Publication number | OT-2026-000049449 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7c-76cb-af63-58e436c900a3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049449 |
| Status | PUBLIC |
Content hashes
| Canonical text | 279faf09e0e3cac107b063cd52deb82ff2aac489b146f734a6fb0d354c52524e |
|---|---|
| Markdown | aa94fc6090fba68e65101f700d2be37fc32c6066bb4ee5d067669b6947fe1679 |
| Publication page | f2a439f7e5cc6b1cd09ba7e705b2aaff23fbc7c47b94a8478bf50ea1df36f9f9 |
| Manifest | d328bcb25f0b19005c128c37dcb197c1a2f4b048a9ea820af5e70821674ae373 |
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 | jg9nX02EPbiRgo1eBpuMCfquZCoeAC9WHBtT0t+lKezhq4re4GA70BTfRbmHaNJoOG+Mk93PCz+1llqLnuY+AA== |
| 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
| 2026-09-17T11:02:17.134887Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049449observed f2a439f7e5cc6b1cd09ba7e705b2aaff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:17.116434Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049449/manifest.jsonobserved d328bcb25f0b19005c128c37dcb197c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:17.097003Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049449/publication.mdobserved aa94fc6090fba68e65101f700d2be37f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:17.078517Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049449/publication.txtobserved 279faf09e0e3cac107b063cd52deb82f...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. |
|---|