OT-2026-000077534
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, pump fed, vented after 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-2026-000077534) never changes.
Identity and time
| Publication number | OT-2026-000077534 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f50a-7464-a2e5-977891dab915 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077534 |
| Status | PUBLIC |
Content hashes
| Canonical text | 045662ed1e5b741579d794a9ff574927faee319150bba35fa8b2479d4c8af708 |
|---|---|
| Markdown | caf3efd6b8b4342be9d290170dd06821236b102df425d9095dfae4c9c7f9f9e6 |
| Publication page | fccfcc93365d7adb81a1894c6f566ec9592a8c92abb33a55a54f9180fd07281c |
| Manifest | 5acb4b7af976cb2804b58a149faa1543878f0f5d264968b266f1984926391a01 |
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 | +BH646/ner5YUyHQDTDa5mEyWtyzKo8QdldYm2RkhexDL3h7oiAZhpyFQ4j4D1K8nDc5UdbGCsiA5cmSkvYWDw== |
| 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
| 2026-09-17T10:11:07.984804Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077534observed fccfcc93365d7adb81a1894c6f566ec9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:11:07.968680Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077534/manifest.jsonobserved 5acb4b7af976cb2804b58a149faa1543...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:07.555441Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077534/publication.mdobserved caf3efd6b8b4342be9d290170dd06821...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:07.532541Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077534/publication.txtobserved 045662ed1e5b741579d794a9ff574927...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:27.886531Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077534observed fccfcc93365d7adb81a1894c6f566ec9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:27.868365Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077534/manifest.jsonobserved 5acb4b7af976cb2804b58a149faa1543...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:27.849324Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077534/publication.mdobserved caf3efd6b8b4342be9d290170dd06821...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:27.830859Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077534/publication.txtobserved 045662ed1e5b741579d794a9ff574927...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. |
|---|