OT-2026-000055607
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, three 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-2026-000055607) never changes.
Identity and time
| Publication number | OT-2026-000055607 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a103-7847-b90b-046924d0f86c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:53.783868Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055607 |
| Status | PUBLIC |
Content hashes
| Canonical text | 81531468e7e52fcfb9a3d1be51fb300f2e660f439efa80f99d4ac1eb4cc8471f |
|---|---|
| Markdown | e40a4e1916ba37c308ca8028b121fd68123777d910376e4f72381f4f0d61d835 |
| Publication page | f5c8a4c411118c45842b446514f91dcedf95828dd700b90ca9184712b20dc4da |
| Manifest | 99cb901b87e739d4431ea31f02533e2d36911777199290f02838b0acfa625ff4 |
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 | 5O42c/aNvVJGJR4B+P/X6gQk4Xij7Tq2HG47l/Cwc2cHS/abDH2u9aDRU6hCogfTMuLogpQb6SwLa7W/J4F3CQ== |
| 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
| 2026-09-17T10:52:51.015321Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055607observed f5c8a4c411118c45842b446514f91dce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:52:50.997884Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055607/manifest.jsonobserved 99cb901b87e739d4431ea31f02533e2d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:50.981006Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055607/publication.mdobserved e40a4e1916ba37c308ca8028b121fd68...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:50.963142Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055607/publication.txtobserved 81531468e7e52fcfb9a3d1be51fb300f...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. |
|---|