OT-2026-000052731
Publication integrity record
Two bellows cup vacuum gripper, two zone face, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000052731) never changes.
Identity and time
| Publication number | OT-2026-000052731 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42d-7d1b-981c-955220a14739 · 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-2026-000052731 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4c06ad18f547e0f9afde6fe343241526b87053fe5c9f4a2c38e40b3258b7bc10 |
|---|---|
| Markdown | 9c71eae4633f825a5911bfce353edba0e7ecccd6093b7f4252ca3541b849687d |
| Publication page | 81400404efb5a7149858c43dc8eca355d689f38f1b8da5356a9dab316bd02e32 |
| Manifest | 4283ec1be45e13c01dc6d677734bbe41e7b538fcd028034e54197a0fa5949f12 |
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 | sXuKatDjMgNEPyEE38I8dtt3UWp9N76zAsop2Fr69VL0dYgoGT0oT/37xWWm+j3RL81qDneyeNXQ5YbIdtYgAg== |
| 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
| 2026-09-17T10:55:43.552595Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052731observed 81400404efb5a7149858c43dc8eca355...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:43.534632Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052731/manifest.jsonobserved 4283ec1be45e13c01dc6d677734bbe41...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:43.518031Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052731/publication.mdobserved 9c71eae4633f825a5911bfce353edba0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:43.502180Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052731/publication.txtobserved 4c06ad18f547e0f9afde6fe343241526...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. |
|---|