OT-2026-000052485
Publication integrity record
Two cup vacuum gripper, two outlet manifold, single stage ejector, vented before 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-2026-000052485) never changes.
Identity and time
| Publication number | OT-2026-000052485 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573a-7748-9a9d-7fab75f86294 · 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-2026-000052485 |
| Status | PUBLIC |
Content hashes
| Canonical text | ac548442ec12adb66e7c36dcf920909d5000daa3eafcb0778fd3406dc7aa8e08 |
|---|---|
| Markdown | 6e8967da6bfbe393506afa26b7562c174bd41be6ebc00055ee81401cc1da632a |
| Publication page | 8648f12c9002710cb2b1d943e9adaa5b0d57dcce0ff355ff03dfb94f5c3847d4 |
| Manifest | 05101cf72aad7980680fe1f13e173eab0aa4d1d6fc3270f93786e0ce564aa677 |
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 | oryea5gYGH7s7Apn/rp92jgiwfNrYZFzYlcjcnyHF5s2PJskOrFo2TspcYEP4cgQ1kHLyQLzPXEt3yiD2d1nDw== |
| 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
| 2026-09-17T10:57:07.116908Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052485observed 8648f12c9002710cb2b1d943e9adaa5b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:07.100070Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052485/manifest.jsonobserved 05101cf72aad7980680fe1f13e173eab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:07.082171Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052485/publication.mdobserved 6e8967da6bfbe393506afa26b7562c17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:07.064251Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052485/publication.txtobserved ac548442ec12adb66e7c36dcf920909d...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. |
|---|