OT-2026-000072224
Publication integrity record
Three bellows cup 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-2026-000072224) never changes.
Identity and time
| Publication number | OT-2026-000072224 · never reused |
|---|---|
| Internal UUID | 01a0ae92-47c2-7096-b24a-5c14cf33c4ad · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:37.365346Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072224 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8c0bb5538552863b7632d5f469d9620fa9401725c19790d3c11b0e94cd59fefa |
|---|---|
| Markdown | 28802eb9691bbd82be774fa34cfd425325bc873d3cd8f832490259bcc13aec27 |
| Publication page | 3a9f016a7e240537306a04b8d8a1172d9c6821d145e9ca3ca0f7af0d076f0bf9 |
| Manifest | 6405877a0f007a7ee39f82213c46985305f34fc26e3dd4829f7baf755542db84 |
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 | /yMec4x0c3LFQBC/g7KcMHaEmWFb0rEaZo3mp+DyU5U83R27kenxLxN6uSpjCxB/XUuyDJqR9PtgPTMqsXNzDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:23:19.698526Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072224observed 3a9f016a7e240537306a04b8d8a1172d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:19.681398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072224/manifest.jsonobserved 6405877a0f007a7ee39f82213c469853...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:19.665013Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072224/publication.mdobserved 28802eb9691bbd82be774fa34cfd4253...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:19.648293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072224/publication.txtobserved 8c0bb5538552863b7632d5f469d9620f...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. |
|---|