OT-2026-000028216
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, sustained 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-2026-000028216) never changes.
Identity and time
| Publication number | OT-2026-000028216 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a521-7142-8632-a80cb13b862b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028216 |
| Status | PUBLIC |
Content hashes
| Canonical text | b1722c27632740cf198572eafd67486fbb4b301ffa242182d2cd29ae5fee479c |
|---|---|
| Markdown | 98f5ac524d23c81c0d1f92a1a34f4761578a5e30b9cd63b10fffcebe06c00d8d |
| Publication page | bd8a3f772ec4dbad93df55c0fbbcdd3a3a7f7e1fc6fbac56fbaa7d543c88b88d |
| Manifest | f98a2dfc28770d8883c3a163145ee6be05f1341b79ef0f913ae6816cfaa09ae9 |
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 | HEaobg9fruwR8iLW6ei+Ov2lMLJdWOfBXMTo3onOEkxKeCVLMmOSvCqY9bCjutokX+3lg4G/17I1VEvUIu0+Dw== |
| 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
| 2026-09-17T11:42:34.787537Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028216observed bd8a3f772ec4dbad93df55c0fbbcdd3a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:34.770604Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028216/manifest.jsonobserved f98a2dfc28770d8883c3a163145ee6be...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:34.754055Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028216/publication.mdobserved 98f5ac524d23c81c0d1f92a1a34f4761...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:34.732795Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028216/publication.txtobserved b1722c27632740cf198572eafd67486f...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. |
|---|