OT-2026-000051987
Publication integrity record
Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, pressure sensor per zone, 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-2026-000051987) never changes.
Identity and time
| Publication number | OT-2026-000051987 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e78e-7648-a08c-891f4403fc7a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051987 |
| Status | PUBLIC |
Content hashes
| Canonical text | ff8542e400d214446653117a02046d476a16eb7d872d28b790e9962ba4bd6ed3 |
|---|---|
| Markdown | 61153f7106c3ddcee0c16dcb8b8a37f94b10138aa1541841577007bea3d7f86f |
| Publication page | b4ccf65797ac48aaf471467bfa4f3110ce6f151f75f91b34bef2f0fdb5318618 |
| Manifest | dc9d5478e1a103cb20fb9c40176ab5699110db4d5821c0d5d87584724c854b0c |
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 | CZPhYLeZ/fbMFBTA1yerXQCkaxcvupdzpP9dC1rlTveqwaM+3E62wMZNBQwf7fye9cY4oHx9+7rPZoYa8cmdAQ== |
| 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
| 2026-09-17T10:57:29.349590Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051987observed b4ccf65797ac48aaf471467bfa4f3110...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:29.333316Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051987/manifest.jsonobserved dc9d5478e1a103cb20fb9c40176ab569...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:29.315413Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051987/publication.mdobserved 61153f7106c3ddcee0c16dcb8b8a37f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:29.298172Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051987/publication.txtobserved ff8542e400d214446653117a02046d47...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. |
|---|