OT-2026-000053070
Publication integrity record
Foam pad vacuum gripper, common isolation valve, plant vacuum fed, vented 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-2026-000053070) never changes.
Identity and time
| Publication number | OT-2026-000053070 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a431-783c-96c6-f8a2617d9fd6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053070 |
| Status | PUBLIC |
Content hashes
| Canonical text | b4941cbb7a74f39580604c53274311571060ed0371248b37dcf176e01f359a4d |
|---|---|
| Markdown | 80845afe684b7f15a3bc32dffd0da6dbd16c1b5964717d7a558c3ad608add929 |
| Publication page | 5e86da1ec9da45634d26b914cce8b7781c7805b7a6fcd1f0831e9a0007db81ab |
| Manifest | 3d28ea06427a260df80ad54c7601ed69f49f3fd55336f5f1d0988bcbde1d9707 |
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 | SwlN9H/bcvRNINiHfrDOAvsoIpxlO00BkSGOb+PFVxvVpXVqQkj+7Nanp218rEbZY6ymwylE5JtlEVF2qzIWAQ== |
| 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
| 2026-09-17T10:56:47.185603Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053070observed 5e86da1ec9da45634d26b914cce8b778...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:47.167430Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053070/manifest.jsonobserved 3d28ea06427a260df80ad54c7601ed69...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:47.148426Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053070/publication.mdobserved 80845afe684b7f15a3bc32dffd0da6db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:47.125916Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053070/publication.txtobserved b4941cbb7a74f39580604c5327431157...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. |
|---|