OT-2026-000021522
Publication integrity record
Foam pad vacuum gripper, common isolation valve, two stage ejector, sustained blow-off before set-down
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-2026-000021522) never changes.
Identity and time
| Publication number | OT-2026-000021522 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865e-78e1-aaa4-6f484e604e43 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021522 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7a46b20b2c35050ba840aff27a76ceb7c67a08ecf4029b907eaf3f8e83302664 |
|---|---|
| Markdown | cc11977c81c563bdba378fa2559db4399d191181541bd10686e7a6831f948107 |
| Publication page | 8afb8796bfd6b0d97bf2c83575b5867bceebadadbb8217101c5b4cad912a0076 |
| Manifest | 5104e57d5d254f1fbc87b82c811b1a31b93e8ba8895cb06b71c1544110bb7d10 |
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 | M3X+iEVCEbaglEyTqcHMfpPGHo8uNaiHS+SsvNEh/I0qGlW8Fx/oMbJtN/n8nH6BKjmgXZ/pIZJkT2RrcUw6Dg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:55:26.454517Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021522observed 8afb8796bfd6b0d97bf2c83575b5867b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:26.437562Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021522/manifest.jsonobserved 5104e57d5d254f1fbc87b82c811b1a31...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:26.418459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021522/publication.mdobserved cc11977c81c563bdba378fa2559db439...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:26.400153Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021522/publication.txtobserved 7a46b20b2c35050ba840aff27a76ceb7...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. |
|---|