OT-2026-000005160
Publication integrity record
Vacuum cup gripper, two zone face, common isolation valve, ejector fed, 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-2026-000005160) never changes.
Identity and time
| Publication number | OT-2026-000005160 · never reused |
|---|---|
| Internal UUID | 01a0a92f-ce37-7049-8966-bb95bb339ec3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:47:57.627115Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005160 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8a97acc55200115398cd6a4ac300ecdf239164491c0c17bb2e04980015a612be |
|---|---|
| Markdown | 9b941df6e7322f86c211bc2a9924cf9b30a229fbe84a2d5763468a380bd53503 |
| Publication page | 812ca2c254fdb96b4dfc9a6bf2a7bcd881506e754092e7116ee78cac725005d1 |
| Manifest | 93bc39890fe1a5f136d3bd24be70820292af0b6af7d5cc6d98bf1692298c0e14 |
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 | tHkysdSDf+yc210HpR05wfWN8pGujEl1IzLghzcj9sQORcj1BAn0BNZQ/AJHpO3bwjPVF8lqu74mSEQnc+cvDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T07:50:08.887043Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005160observed 812ca2c254fdb96b4dfc9a6bf2a7bcd8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:08.871464Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005160/manifest.jsonobserved 93bc39890fe1a5f136d3bd24be708202...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:08.757250Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005160/publication.mdobserved 9b941df6e7322f86c211bc2a9924cf9b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:08.743619Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005160/publication.txtobserved 8a97acc55200115398cd6a4ac300ecdf...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. |
|---|