OT-2026-000021249
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000021249) never changes.
Identity and time
| Publication number | OT-2026-000021249 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-78f3-b3da-d11a601341d1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021249 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0ddcef6be5a6f2b0886d2911428aea458868e3e9c0bd432504583a43f149a4b4 |
|---|---|
| Markdown | 7abb8c79142b9997cbcf7e9bb86e304ee24b0e9fc4e820eaba3f7f167c0c0362 |
| Publication page | 7f4662fa2bf8ecb884b8a8aa1089b7e67f541a73a8300fa0d4680707a5e8ec10 |
| Manifest | 274219a9328afab20051ae3be8dcb4c9dd53036371263c5cff3588273f0bf4a7 |
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 | 8NxqB9qCphcE7oxZdFCpZno9OXCHhM198tYUGWJkd+VyQ3Nkh3ZwNZ9DVm8dxwkiJLssKuir5TPeddKPGGszAw== |
| 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
| 2026-09-17T11:55:03.909348Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021249observed 7f4662fa2bf8ecb884b8a8aa1089b7e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:03.891453Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021249/manifest.jsonobserved 274219a9328afab20051ae3be8dcb4c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:03.869136Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021249/publication.mdobserved 7abb8c79142b9997cbcf7e9bb86e304e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:03.850486Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021249/publication.txtobserved 0ddcef6be5a6f2b0886d2911428aea45...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. |
|---|