OT-2026-000053538
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, vented 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-2026-000053538) never changes.
Identity and time
| Publication number | OT-2026-000053538 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a92-7866-96d9-a4bbd5a7d614 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053538 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3429b190695a525ca06221df7365645eea022fe5e0f8fa4f23a0deade0859024 |
|---|---|
| Markdown | c29f560a7246d47e37e563f6720957af220713fd1a54e59db350ee0f8d754b1f |
| Publication page | c449ef134d48487db87c1c8773a8804649b6af7b07d0d29cbbddd57cded210ae |
| Manifest | 9440f10c6dfb68901fd0b97f760f1afe0b4cc1500cf845940ba8ba5e3397fe06 |
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 | BF8txSyRNNmxkcGOMu3Hjy9eVZjwAzfIUicVSWIDVSUbes6SsH+xWB94Rri+u+vYWSoyGkF27foXE45VNpgPBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:55:23.485041Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053538observed c449ef134d48487db87c1c8773a88046...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:23.467162Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053538/manifest.jsonobserved 9440f10c6dfb68901fd0b97f760f1afe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:23.447618Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053538/publication.mdobserved c29f560a7246d47e37e563f6720957af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:23.430006Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053538/publication.txtobserved 3429b190695a525ca06221df7365645e...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. |
|---|