OT-2026-000052642
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, vented before 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-2026-000052642) never changes.
Identity and time
| Publication number | OT-2026-000052642 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573c-7514-868e-b132a43e712c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052642 |
| Status | PUBLIC |
Content hashes
| Canonical text | cc2c2f17f5af66328efaf954fab6f3a647cbaaf960c8269bf666f312a2324167 |
|---|---|
| Markdown | c1676c4bf8621cefc1613f8e7982ded64e414a3169c184931a9a8f40ae20e897 |
| Publication page | 16d78d2b252e62113db211a30113984afe7b12cf54f1eaacb9cdef1a00fc0856 |
| Manifest | c4f70b848b8d4b4b8c816d08ec36908a754dbd3670066255eb9df8498fe25add |
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 | y1bWOsoEP2QlxF/ysWtw0QTa2r6wbaYy5YL8D7p/HA7aLivQDZmlWkqmaFKUoc0IhPoJUtV1WxE8RXxrWkNLBw== |
| 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
| 2026-09-17T10:57:19.245729Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052642observed 16d78d2b252e62113db211a30113984a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:19.228009Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052642/manifest.jsonobserved c4f70b848b8d4b4b8c816d08ec36908a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:19.210071Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052642/publication.mdobserved c1676c4bf8621cefc1613f8e7982ded6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:19.188482Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052642/publication.txtobserved cc2c2f17f5af66328efaf954fab6f3a6...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. |
|---|