OT-2026-000020836
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000020836) never changes.
Identity and time
| Publication number | OT-2026-000020836 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e3-7259-948a-fb79d1d2c9d9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020836 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6f56b11fe9e80721b412583611550cc489596e733bcc314f2ff489849de98f86 |
|---|---|
| Markdown | ccc11a4c2979a90923e46fb585b63a027d5970b513417f2a2bef5da1530d503c |
| Publication page | 85fe5b9a8346c380b805b4ad5b507612b148ebc9a18175d47d56ac84506610ea |
| Manifest | 2e97969d6b767f8c16d68c45560e53d809b56ec93bb6c0a5f29acf1be9ab97a8 |
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 | wSgIjKe+n3jVBEHwMo9b/AcC9KMAVVRKTFGTaOjgMtpCSMpZlZmnzbYbCPPtW03DDaWri0ur/pzXplfvpZbvDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:55:55.927713Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020836observed 85fe5b9a8346c380b805b4ad5b507612...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:55.912166Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020836/manifest.jsonobserved 2e97969d6b767f8c16d68c45560e53d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:55.895494Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020836/publication.mdobserved ccc11a4c2979a90923e46fb585b63a02...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:55.878680Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020836/publication.txtobserved 6f56b11fe9e80721b412583611550cc4...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. |
|---|