OT-2026-000052987
Publication integrity record
Foam pad vacuum gripper, three zone face, two stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000052987) never changes.
Identity and time
| Publication number | OT-2026-000052987 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a430-7903-a17b-a2410a6404d9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052987 |
| Status | PUBLIC |
Content hashes
| Canonical text | 74eec150929e01bc166a0aec297d9e262186190abec918d75df0cf1ddd4ae6dc |
|---|---|
| Markdown | 1403377bceb3d3411b0792d4634a99009fb2fbaf3c5f8547aabd6e228e72f40c |
| Publication page | af0b92254f5ae02d28c49b920a1d6e10400d5b9b0c87b959b4bca5fb4c9624ee |
| Manifest | becadca3c3c9ebc1b04d9cf70e4e3fd5ac8a2d99968a1db1a359bd81c2c40226 |
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 | 5J/cfztej3a/IcDyEgWJca88STwuCd0leU06OpuAaU5quoo0a9AV/aF1khYXS3F51e2YjdvtTAoBsBJejgkECA== |
| 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
| 2026-09-17T10:56:40.752544Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052987observed af0b92254f5ae02d28c49b920a1d6e10...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:40.734788Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052987/manifest.jsonobserved becadca3c3c9ebc1b04d9cf70e4e3fd5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:40.714580Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052987/publication.mdobserved 1403377bceb3d3411b0792d4634a9900...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:40.692670Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052987/publication.txtobserved 74eec150929e01bc166a0aec297d9e26...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. |
|---|