OT-2026-000052643
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three 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-2026-000052643) never changes.
Identity and time
| Publication number | OT-2026-000052643 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573c-7a67-b094-8908f34be202 · 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-2026-000052643 |
| Status | PUBLIC |
Content hashes
| Canonical text | 839444df405bf32170d4a58d4349f3a43573c6c0afd29d7159823d8dd77646fc |
|---|---|
| Markdown | 27539680fa64ae6c9ad2c51e449c32948de41ae97ebf040b3f2facee86de15da |
| Publication page | 35c1455f7630d8fb48afaddc8dac0cf698edce2a0e8294b6ea13e1b652852bc0 |
| Manifest | a270ba1b8e04c75f6f936e6c779d2beda7d9fc5a785dc63778737ab5e5748823 |
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 | hB/wcA9KnvvxhpcgJZsdPaaS3DBE+v1JObcLGSAb48uJZGlwkkcKNhfBDR0n05wbJsGyQwDcYr4C39E+Ft4kDg== |
| 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
| 2026-09-17T10:57:19.320109Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052643observed 35c1455f7630d8fb48afaddc8dac0cf6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:19.302560Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052643/manifest.jsonobserved a270ba1b8e04c75f6f936e6c779d2bed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:19.284582Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052643/publication.mdobserved 27539680fa64ae6c9ad2c51e449c3294...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:19.266789Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052643/publication.txtobserved 839444df405bf32170d4a58d4349f3a4...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. |
|---|