OT-2026-000085850
Publication integrity record
Four bellows cup vacuum gripper, four zone face, pump fed, sustained 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-2026-000085850) never changes.
Identity and time
| Publication number | OT-2026-000085850 · never reused |
|---|---|
| Internal UUID | 01a0ae99-e829-7b26-9028-0fcc1de82c89 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:01:57.178584Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000085850 |
| Status | PUBLIC |
Content hashes
| Canonical text | 51c67f64487bac7d0db19f463ea76f4c180d17f65a4e53cacbcaf78ba523f8a6 |
|---|---|
| Markdown | 6f6d59ec1790225814b3523afe9a12253d12f605a0d7518f8de6554cfd900602 |
| Publication page | 45e0a54a02e4e9ad8b2db772d463212082d0487d455f67fc1e90730a583cce0c |
| Manifest | cadb3492e6732fcc0c416d306208085e9ba0350a9f9fa4bd0bfd2fd971df358e |
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 | hgzYOv3qN+ow/2Z9IMqPcyNWOWUVnuY0W8gfH7ZkYf4ex844LlzIdrW44APCE5Q0P4fW72bCf5lR7MCEFF7zDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:52:46.620122Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000085850observed 45e0a54a02e4e9ad8b2db772d4632120...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:52:46.603248Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000085850/manifest.jsonobserved cadb3492e6732fcc0c416d306208085e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:52:46.585231Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000085850/publication.mdobserved 6f6d59ec1790225814b3523afe9a1225...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:52:46.568016Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000085850/publication.txtobserved 51c67f64487bac7d0db19f463ea76f4c...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. |
|---|