OT-2026-000026881
Publication integrity record
Single cup vacuum gripper, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000026881) never changes.
Identity and time
| Publication number | OT-2026-000026881 · never reused |
|---|---|
| Internal UUID | 01a0ae72-3452-7a92-babd-872ad4df3698 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:35.358864Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000026881 |
| Status | PUBLIC |
Content hashes
| Canonical text | 946865806017dc120e3b0b68aa16f29d3631bfeca64dedadd69e33848c03cc89 |
|---|---|
| Markdown | fd166f3cfa57ef98995b4fe49265d8571fda922db7f52c5471addfd4dd7960fb |
| Publication page | 4bbd17b5c6e9ee9afa173e9cc5e5b388c36f4243628904cc32bd792c41dd718e |
| Manifest | f77b154704dce4d5effff4dc7f12fbc2b83868fbfabd6276f188dedbc72bb383 |
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 | 0WYB6F9nJswU3BW9rmfPC3/qSygDTxym8RU/T1YTWu6kZwCXTZfi4Gkj8jnzhrfzfYY6XO5NsUA4e5gphOVuCA== |
| 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
| 2026-09-17T11:43:29.204180Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026881observed 4bbd17b5c6e9ee9afa173e9cc5e5b388...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:43:29.187465Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026881/manifest.jsonobserved f77b154704dce4d5effff4dc7f12fbc2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:29.171928Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026881/publication.mdobserved fd166f3cfa57ef98995b4fe49265d857...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:29.154796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026881/publication.txtobserved 946865806017dc120e3b0b68aa16f29d...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. |
|---|