OT-2026-000015436
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, 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-2026-000015436) never changes.
Identity and time
| Publication number | OT-2026-000015436 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef49-74c6-854d-b255a1978261 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015436 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7d22536db5059e1f485adcff0fa214e26772c49f66f97db2232374b5a0f679b4 |
|---|---|
| Markdown | ba145a257c584b7f43903699be6954d3d471ed2cea4979ddc54dc80c84cae1ca |
| Publication page | c1ae2ea6667648b8ec6953724c72171993779ce1431c410185a79ae3f839e103 |
| Manifest | 608d74e3d6ee50552ce5a59156289002c932d04c89159532735657a715530f42 |
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 | WtcKFGZIZH6vXowEnXRWzf+LWsu6q9z4LoUBJic9RNizwPtyIFJefx2hZFkvD2cuUAQiP1wW2TJi62oPxkufAg== |
| 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
| 2026-09-17T12:06:10.551188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015436observed c1ae2ea6667648b8ec6953724c721719...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:06:10.532654Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015436/manifest.jsonobserved 608d74e3d6ee50552ce5a59156289002...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:10.514163Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015436/publication.mdobserved ba145a257c584b7f43903699be6954d3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:10.494194Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015436/publication.txtobserved 7d22536db5059e1f485adcff0fa214e2...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. |
|---|