OT-2026-000005853
Publication integrity record
Vacuum cup gripper, six outlet manifold, pump fed, pressure verified, contact triggered, polyurethane cups
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-2026-000005853) never changes.
Identity and time
| Publication number | OT-2026-000005853 · never reused |
|---|---|
| Internal UUID | 01a0a947-1180-78d7-9038-5ce23a7d06a0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:13:22.179441Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005853 |
| Status | PUBLIC |
Content hashes
| Canonical text | fd7449c1603615eedd2c624d9571874dd15b2853a00aa48aac1e943a3189a7fe |
|---|---|
| Markdown | 971d5e4d2b2c2bf845ad9658d6968e15e5bbb0d905ad6b95757305c03860b29b |
| Publication page | 9c5105e7cc267988869c59f477f913821ecc6c8315ee4a4bb6649ccf8060114b |
| Manifest | 51dc47902c09905101771835951de74164c3c0bfb7008e55a22ca2b0b1965b43 |
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 | ZiE3EA4/9P7p1TDNra7MDFM3ZTs3AoV0xokki7fRTWuQvd0wWWXjAUQRfIl5XbBrmKhFC7/+zgr4GXgYnPUKDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:20:25.237124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005853observed 9c5105e7cc267988869c59f477f91382...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:20:25.223017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005853/manifest.jsonobserved 51dc47902c09905101771835951de741...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:25.210711Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005853/publication.mdobserved 971d5e4d2b2c2bf845ad9658d6968e15...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:25.195680Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005853/publication.txtobserved fd7449c1603615eedd2c624d9571874d...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. |
|---|