OT-2026-000053090
Publication integrity record
Foam pad vacuum gripper, common isolation valve, pump fed, vented 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-2026-000053090) never changes.
Identity and time
| Publication number | OT-2026-000053090 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a431-7549-a795-06ec9826bfb9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053090 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2ae436dcf4b375be38fde6603f4c4e2147badfd61fa9c5fbc42341b89312fba5 |
|---|---|
| Markdown | 29bf2825819bc356b98c3b4f0144035cba6c503a4feba019e23a4390670b97c8 |
| Publication page | b756e9c4fb3450eea12e065d078f5717b5d8bf405f8b11a6b8825d254a7a4c1a |
| Manifest | 3e8fa778d92d190bfbf694e9c57da3406b79f75ceb3183606abd57831ec9249c |
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 | z9QzzpOvmHiaahmvuq+phnePhwIqNgtUa/MF7OaBkAjLNALBW+z9KwfFnaoS3rzYjMU8o4g5VG9ZlKt5RhjUDw== |
| 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
| 2026-09-17T10:56:48.689241Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053090observed b756e9c4fb3450eea12e065d078f5717...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:48.669978Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053090/manifest.jsonobserved 3e8fa778d92d190bfbf694e9c57da340...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:48.651024Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053090/publication.mdobserved 29bf2825819bc356b98c3b4f0144035c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:48.633306Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053090/publication.txtobserved 2ae436dcf4b375be38fde6603f4c4e21...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. |
|---|