Pith Number

pith:PK44ULW4

pith:2018:PK44ULW4Q4WWDEJFN2RJIGQ3VL

not attested not anchored not stored refs pending

Blockchain for Trustful Collaborations between Immigrants and Governments

Chun-Wei Chiang, Eber Betanzos, Saiph Savage

arxiv:1805.01512 v1 · 2018-05-03 · 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{PK44ULW4Q4WWDEJFN2RJIGQ3VL}

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	2026-05-18T00:16:51.131731Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ab9ca2edc872d6191256ea2941a1baad9f56ff9b8c5ae8aec3a369e7fa59bcf

Aliases

arxiv: 1805.01512 · arxiv_version: 1805.01512v1 · doi: 10.48550/arxiv.1805.01512 · pith_short_12: PK44ULW4Q4WW · pith_short_16: PK44ULW4Q4WWDEJF · pith_short_8: PK44ULW4

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/PK44ULW4Q4WWDEJFN2RJIGQ3VL \
  | 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: 7ab9ca2edc872d6191256ea2941a1baad9f56ff9b8c5ae8aec3a369e7fa59bcf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47d28f88cf89f2a454e7ee9ccf0ba2d02a156a03d7ce45c32307ed6c17d70122",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2018-05-03T19:00:32Z",
    "title_canon_sha256": "805d029697b360e33d7f0206cdd697528d78772ea7b6b110324c2d4b576c3934"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.01512",
    "kind": "arxiv",
    "version": 1
  }
}