OT-2026-000056179
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, pump fed, 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-2026-000056179) never changes.
Identity and time
| Publication number | OT-2026-000056179 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4c-76e6-860a-fbb6f1c26c30 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056179 |
| Status | PUBLIC |
Content hashes
| Canonical text | f6e09a4414739adbf04ea9c4bb986e32ea4f4ba5af50d1b32ca7c0ea50d0fada |
|---|---|
| Markdown | 6483122579bba02c852c9ad5a423b75d96f2aacef5a408ab2306abf68321ee61 |
| Publication page | eac5ed7bbf8a7ae0677368363becfa1f4a3e113ab7766403c0ecadab6c233eae |
| Manifest | 5e47b2d75abe32cfc3749cb8e39066f879a003dfdcfd84d49737956c01c78350 |
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 | 6HdxfHggrg0rZgBJU53X7DUB9UoAyyYGEKN7dB2KpfOOh4bf9gNB+tW0oGHR7WgcR8mUBUCeE2KQZ2GtLGYpAg== |
| 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
| 2026-09-17T10:51:44.457412Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056179observed eac5ed7bbf8a7ae0677368363becfa1f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:44.439641Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056179/manifest.jsonobserved 5e47b2d75abe32cfc3749cb8e39066f8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:44.422636Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056179/publication.mdobserved 6483122579bba02c852c9ad5a423b75d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:44.405772Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056179/publication.txtobserved f6e09a4414739adbf04ea9c4bb986e32...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. |
|---|