OT-2026-000053548
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000053548) never changes.
Identity and time
| Publication number | OT-2026-000053548 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a92-729c-b072-ad78fb3ef9ef · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053548 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0bcc27c08449932e3a732d52677601f1690ac6b6b8459999027dcb15f24033c5 |
|---|---|
| Markdown | 07bc640771915112049f7cb31efc8cc1215563f39a6520e3bbb99517abe1a7bd |
| Publication page | 9f2214a9e93b6be72dcae82576d2c73b686b0a786e470d390147016f96aaaf23 |
| Manifest | f96873f4fdbf46fea75764ce6d5d0f8d21c631fc3d7be11cad01e3dbe6300a8e |
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 | 9msuH/zQ1elV0TKgH6D2cHg8qlWJk+rxXtw2KfvKs77Vp4mk4qkPzrcS1xj8P7kC/1uJ4vPkuabV4+HMrXo8BA== |
| 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
| 2026-09-17T10:55:24.344975Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053548observed 9f2214a9e93b6be72dcae82576d2c73b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:24.328125Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053548/manifest.jsonobserved f96873f4fdbf46fea75764ce6d5d0f8d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:24.312013Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053548/publication.mdobserved 07bc640771915112049f7cb31efc8cc1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:24.294932Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053548/publication.txtobserved 0bcc27c08449932e3a732d52677601f1...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. |
|---|