OT-2026-000103472
Publication integrity record
Foam pad vacuum gripper, two zone face, pump fed, pulsed blow-off after 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-2026-000103472) never changes.
Identity and time
| Publication number | OT-2026-000103472 · never reused |
|---|---|
| Internal UUID | 01a0aea4-e460-73b7-95eb-3f1a48cb1b64 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:57.105586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103472 |
| Status | PUBLIC |
Content hashes
| Canonical text | 668a5437aeb9530ea35d87214872f14630826b40576d34f261a2be942e1f1160 |
|---|---|
| Markdown | bbc34b83a490ef03e432bb38ca6a2a8f6abea789ad6fa0c7655182431c5c0c20 |
| Publication page | 0bc24d2ebe213f83f0a703afb0eb4570d3bd734270ef9886fed27b9a085d573d |
| Manifest | 7e8ac83efb5e8d752f636f1eee53bd97200b8b4c496b12a4e1d4ed1e764a8390 |
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 | kCzXKyLYPofxYvKIZ0oH0owxAP3YKq9OCuoBp/Zsm+hQ0Iw+SDYhK3G1qzMxc2qUYbah5GWaf64BIeOPL+6IDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:22:13.956093Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103472observed 0bc24d2ebe213f83f0a703afb0eb4570...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:22:13.937680Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103472/manifest.jsonobserved 7e8ac83efb5e8d752f636f1eee53bd97...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:13.918690Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103472/publication.mdobserved bbc34b83a490ef03e432bb38ca6a2a8f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:13.902488Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103472/publication.txtobserved 668a5437aeb9530ea35d87214872f146...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. |
|---|