OT-2026-000005578
Publication integrity record
Porous face vacuum gripper, per zone isolation, four outlet manifold, pump fed, open cell
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-2026-000005578) never changes.
Identity and time
| Publication number | OT-2026-000005578 · never reused |
|---|---|
| Internal UUID | 01a0a93d-ded4-7ad1-b676-df2a661f0bc3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:03:19.385027Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005578 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0231b692633b7b6af46f8ea43ebb5e733bc5d4a46ac8a8f9db9315d9cd9d1d2d |
|---|---|
| Markdown | 264f606efc9d077453293fbec81747ec1797a534c7adf6e4bab6233381e55f86 |
| Publication page | 1a676d09165368336d64b65c1bf33b0a2d77fa7d2b2a35fc12bc35054451d0ac |
| Manifest | 79dd6bfe8486525881b6b015b899379ccf609e3604e5bce0118fe952caf77863 |
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 | NOESFx21fLUeAmscwVA4fO+1/5BWJCohhTRZecs2j2n5yzbJqfETdp0mGFaysuqdMXpOJUCiRcbjdtPfS51yDQ== |
| 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
| 2026-09-16T08:10:24.676325Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005578observed 1a676d09165368336d64b65c1bf33b0a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:10:24.661933Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005578/manifest.jsonobserved 79dd6bfe8486525881b6b015b899379c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:24.649425Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005578/publication.mdobserved 264f606efc9d077453293fbec81747ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:24.634918Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005578/publication.txtobserved 0231b692633b7b6af46f8ea43ebb5e73...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. |
|---|