Pith Number

pith:UNQMPJWA

pith:2020:UNQMPJWAWEGVDMTXCOUJXGPLTF

not attested not anchored not stored refs pending

Unmet Needs and Opportunities for Mobile Translation AI

Aaron Donsbach, Abigail Evans, Boris Smus, Daniel J. Liebling, Jess Holbrook, Lindsey Boran, Michal Lahav

arxiv:2002.12387 v1 · 2020-02-27 · cs.HC · cs.CY

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UNQMPJWAWEGVDMTXCOUJXGPLTF}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T00:44:29.460347Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a360c7a6c0b10d51b27713a89b99eb9966522e0e31ef73993f0f1051a78ffa5b

Aliases

arxiv: 2002.12387 · arxiv_version: 2002.12387v1 · doi: 10.48550/arxiv.2002.12387 · pith_short_12: UNQMPJWAWEGV · pith_short_16: UNQMPJWAWEGVDMTX · pith_short_8: UNQMPJWA

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/UNQMPJWAWEGVDMTXCOUJXGPLTF \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: a360c7a6c0b10d51b27713a89b99eb9966522e0e31ef73993f0f1051a78ffa5b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca72075c69b9f141926589e502369fdb30297bca2f0196220b82ec8d55cb5c1a",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2020-02-27T19:01:08Z",
    "title_canon_sha256": "f10fcaa55772f000a928cd4373ae809ca19a62ac9cfdaeb81dee4e983bf63da6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.12387",
    "kind": "arxiv",
    "version": 1
  }
}