OT-2026-000051758
Publication integrity record
Foam pad vacuum gripper, two stage ejector, vented before 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-2026-000051758) never changes.
Identity and time
| Publication number | OT-2026-000051758 · never reused |
|---|---|
| Internal UUID | 01a0ae83-7c83-7f52-82cd-06c4c540c379 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:27.829082Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051758 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7ed2f2781b3be2ffff631a5d2d274b88011a3a836543ccbe027edbd79ef7eb04 |
|---|---|
| Markdown | f2611dc75e8a548a0f2a8ecaa3efaef46205faf3a7701f1a90d8af440a766054 |
| Publication page | a6ffea77dd4e14dacaf9e6dfe1ee60e4d71f5f4908d6971be8be24f41f907867 |
| Manifest | a4eb45505dd903b86b148f9e0a195d0c562676750ec0becdefd1e558d4d23a51 |
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 | gTSktTigBY260ue7NLlb/c4Hn80kTGFNWNFWR9vUvLsRIHh25wG3GAvw8p/6rmohf04hzK789YnhOX6ArR79Bg== |
| 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
| 2026-09-17T10:58:39.518354Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051758observed a6ffea77dd4e14dacaf9e6dfe1ee60e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:39.499993Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051758/manifest.jsonobserved a4eb45505dd903b86b148f9e0a195d0c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:39.479811Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051758/publication.mdobserved f2611dc75e8a548a0f2a8ecaa3efaef4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:39.460340Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051758/publication.txtobserved 7ed2f2781b3be2ffff631a5d2d274b88...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. |
|---|