OT-2026-000026742
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained 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-2026-000026742) never changes.
Identity and time
| Publication number | OT-2026-000026742 · never reused |
|---|---|
| Internal UUID | 01a0ae71-f4ab-77b5-8d83-9b75b5170f88 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:18.960773Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000026742 |
| Status | PUBLIC |
Content hashes
| Canonical text | cccb5d8031f5d35c6cb13f05b1bbcb6d3fb9005f28350eae2744a3ee65c37a60 |
|---|---|
| Markdown | d47c4850025afb1d8bd4cec5b3f2bd55546789422d190c69b19ed2c6e7d4ea29 |
| Publication page | 55c13018759b6432ba6878fac151b6aa11451933c8c37f17769c2f1db1962ebe |
| Manifest | 8b9b448773aa762269c178e59dbba2adb2bb7165f695b3ba68c61ffe16209389 |
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 | bT0aMFK77peoTxdrdghtag4GG5Gi1cqoEAWWeYmRWwwa5S3dDrT3WQyt/WZMRg8tmbZudfwuqvH8SZFxJ/huDA== |
| 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
| 2026-09-17T11:45:55.715731Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026742observed 55c13018759b6432ba6878fac151b6aa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:45:55.698621Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026742/manifest.jsonobserved 8b9b448773aa762269c178e59dbba2ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:45:55.683425Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026742/publication.mdobserved d47c4850025afb1d8bd4cec5b3f2bd55...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:45:55.665850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026742/publication.txtobserved cccb5d8031f5d35c6cb13f05b1bbcb6d...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. |
|---|