OT-2026-000006504
Publication integrity record
Vacuum cup gripper, two outlet manifold, pump fed, pressure verified at each zone, rubber 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-2026-000006504) never changes.
Identity and time
| Publication number | OT-2026-000006504 · never reused |
|---|---|
| Internal UUID | 01a0a95d-884e-79a5-b3a8-bf767b99678b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:37:54.385348Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006504 |
| Status | PUBLIC |
Content hashes
| Canonical text | 79ed86989a8f49f9cf307895bdc1cc1a7d5b841bffa84b43c2fb8f116fab828f |
|---|---|
| Markdown | 3ba646777200e096c860bd9bd1d8076c186620bc3661ac53458d8a04662e23d4 |
| Publication page | c697926c296f8c476948419e99f38f372a84610dd70a9740a7f03af67c3709c3 |
| Manifest | 725d89d23ad41a367f8340cecb172316db80b37112cbd1b3dabe94f230026064 |
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 | Jf33OQNiC0+dFKC6iFD/qfHk9or89Jse6/x1fyBRQdvF5QGN0LLQYdG79shpN52uJiVkZxDRoSQurRl4jYPuBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:40:09.901538Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006504observed c697926c296f8c476948419e99f38f37...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:09.885657Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006504/manifest.jsonobserved 725d89d23ad41a367f8340cecb172316...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:09.758767Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006504/publication.mdobserved 3ba646777200e096c860bd9bd1d8076c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:09.739721Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006504/publication.txtobserved 79ed86989a8f49f9cf307895bdc1cc1a...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. |
|---|