OT-2026-000055557
Publication integrity record
Single cup vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000055557) never changes.
Identity and time
| Publication number | OT-2026-000055557 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a102-74e2-87cf-804f5d4c6dce · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:53.783868Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055557 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4ebd8e6ed87281899ce385afa3b94a8d202405bd2447c346c869deeaebdc9989 |
|---|---|
| Markdown | a46f5594a275737b97f43b76321d54d182ef8a98cac66e8d807edb2ef5eff998 |
| Publication page | 0c78a137f0950166ccfcf4ec4d25bf5370c62890a7c04dc3a7f8f8c24cc9604e |
| Manifest | 289ee863afcb8f86ff87c2c42b1de86159b4e2d3bf16e7d8c8d155237a6f2cbc |
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 | gUzxh3FRFUQS9hqfQ6lhfNigrtmTKxvVgP2j6us4/QvMBZm06iyvr1gJcFm9CraUDkpiq41Z1hHeYRnm0gvoBw== |
| 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
| 2026-09-17T10:52:47.440683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055557observed 0c78a137f0950166ccfcf4ec4d25bf53...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:52:47.423687Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055557/manifest.jsonobserved 289ee863afcb8f86ff87c2c42b1de861...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:47.404043Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055557/publication.mdobserved a46f5594a275737b97f43b76321d54d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:47.386917Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055557/publication.txtobserved 4ebd8e6ed87281899ce385afa3b94a8d...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. |
|---|