OT-2026-000052523
Publication integrity record
Foam pad vacuum gripper, two zone face, single stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000052523) never changes.
Identity and time
| Publication number | OT-2026-000052523 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573a-74bc-a841-9df6956dc56e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052523 |
| Status | PUBLIC |
Content hashes
| Canonical text | 77fc114e8ceea6664fcb9507fafd434c080a469963a0262363f90f276fb3437d |
|---|---|
| Markdown | 857e4a89ab6462a4344ad1bb68b6972bc40adcfb6efcbee0c11d3182d78df0f5 |
| Publication page | f897d2063f19100f620a3915dea8675b7e332f5e9aa747aba4711de8978be882 |
| Manifest | 4fd89e79a8ff018f82dcb9f0c9b3cf4dc78c1fbbc5b16864c2e2bc6dab8b5798 |
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 | /MscPu2RsrDKjN5EyV8gsh+TRoBLuyvzc5GsUsEABXvhNQb8Jk/PUH+pCRYQZp6sIcKAeMP8tHbzBR8nJE5rDQ== |
| 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
| 2026-09-17T10:57:10.055809Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052523observed f897d2063f19100f620a3915dea8675b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:10.037748Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052523/manifest.jsonobserved 4fd89e79a8ff018f82dcb9f0c9b3cf4d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:10.020138Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052523/publication.mdobserved 857e4a89ab6462a4344ad1bb68b6972b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:10.003092Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052523/publication.txtobserved 77fc114e8ceea6664fcb9507fafd434c...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. |
|---|