OT-2026-000021974
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, two stage ejector, 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-2026-000021974) never changes.
Identity and time
| Publication number | OT-2026-000021974 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5b-7f46-9f69-e97e2d78d785 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021974 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2d3f0cbe1d2bd1233d45a20d950ba54fa650e7a40fb9505ab1bf7538cd3200a6 |
|---|---|
| Markdown | 007de6de3ee3c743ceefabc3465fbd22a0e6335c6d6deda6cf1a230df7e5f7da |
| Publication page | cf4a9b39678591a35db63636dfb1e80b5cb2f77719b4f99ede42610264abf384 |
| Manifest | dbfe04927c09049e081d2b2cd122eddf0c365f67a7a6317c73ae6a09388e41e1 |
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 | nHmc0p/k5lG1T9NnbikLSEzdpp1JGnyivDE1euVG+2vMzprzaqP1x9vMrZXJFskBKve4OM0ZkpoZPho+lDyUDA== |
| 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
| 2026-09-17T11:54:38.765664Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021974observed cf4a9b39678591a35db63636dfb1e80b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:38.749905Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021974/manifest.jsonobserved dbfe04927c09049e081d2b2cd122eddf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:38.733688Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021974/publication.mdobserved 007de6de3ee3c743ceefabc3465fbd22...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:38.715465Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021974/publication.txtobserved 2d3f0cbe1d2bd1233d45a20d950ba54f...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. |
|---|