OT-2026-000049526
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000049526) never changes.
Identity and time
| Publication number | OT-2026-000049526 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7c-792a-abc5-c167cf5f7f34 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049526 |
| Status | PUBLIC |
Content hashes
| Canonical text | 21985e33d8deef4581db13b5ba00a39f6510b3a081d6f3e3cfc9d5e13e195b09 |
|---|---|
| Markdown | c16e9922d3ce4463b1cb81b0b24208133ecd059bdb3270be713ba1222e5db255 |
| Publication page | 49e7e436a378b8fdcae96a3aadb55bbf1361b1ba2037b58768c637d671320b7e |
| Manifest | a7dba59a0ec8c3d5cd47f5374e3e562c9aa970de1650c5b5c0b3c8ecdebebd59 |
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 | 5qudb0x1cVhanJbidvjFYYgSQDaQ/rPc62S/5690WOYRz7z6DU4NXLwwzif4N+JzzpOXLfHXvZEw6JxztnC8AA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:02:23.258121Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049526observed 49e7e436a378b8fdcae96a3aadb55bbf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:23.237991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049526/manifest.jsonobserved a7dba59a0ec8c3d5cd47f5374e3e562c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:23.219268Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049526/publication.mdobserved c16e9922d3ce4463b1cb81b0b2420813...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:23.201816Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049526/publication.txtobserved 21985e33d8deef4581db13b5ba00a39f...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. |
|---|