OT-2026-000003526
Publication integrity record
Porous face vacuum gripper, two zone face, per zone isolation, two stage ejector
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-2026-000003526) never changes.
Identity and time
| Publication number | OT-2026-000003526 · never reused |
|---|---|
| Internal UUID | 01a0a90a-4773-7db6-b651-f91150595ec6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:06:58.293469Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003526 |
| Status | PUBLIC |
Content hashes
| Canonical text | b54de7178cefbe6dd0b197799f0cf2d78e7cece870ae7b15736260b83da0ddb2 |
|---|---|
| Markdown | dd40b3b6ff356f76e09a5bf5da8a6106ef31111468fd220d6a58910f276cad68 |
| Publication page | 080c6f69947284a3d0aa821bf2815d5b3fbd1f3e549b7c9b9db5523492f8db40 |
| Manifest | 15b7183eb8885687f16cddef50dd93322e43b9abfd9d9657331eb9f1b47e76e2 |
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 | wLJHIHb2x4AwiNVMO0DuXhTz6H4U8ckb//AEkeAicaZczD6mfGfdXZEmJDbc93ktWIVmXGiLmQ3NElGj/s52CQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:07:02Z batch OT-TS-2026-W38-008 · RFC 3161 token · inclusion proof root e9da7eb1c397f1749e5915c5a39dbbcf... |
|---|
Independent retrieval
| 2026-09-16T08:50:35.222132Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003526observed 080c6f69947284a3d0aa821bf2815d5b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:35.208365Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003526/manifest.jsonobserved 15b7183eb8885687f16cddef50dd9332...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:35.193505Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003526/publication.mdobserved dd40b3b6ff356f76e09a5bf5da8a6106...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:35.176909Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003526/publication.txtobserved b54de7178cefbe6dd0b197799f0cf2d7...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. |
|---|