Pith Number

pith:SU5GDA2Q

pith:2022:SU5GDA2QRT6OCQZJXJKYB2K6JR

not attested not anchored not stored refs pending

Understanding Iterative Revision from Human-Written Text

Dhruv Kumar, Dongyeop Kang, Melissa Lopez, Vipul Raheja, Wanyu Du, Zae Myung Kim

arxiv:2203.03802 v2 · 2022-03-08 · cs.CL · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SU5GDA2QRT6OCQZJXJKYB2K6JR}

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	2026-07-05T05:00:26.415979Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

953a6183508cfce14329ba5580e95e4c462ecd3b67d6db13bf9e253ad0bc4652

Aliases

arxiv: 2203.03802 · arxiv_version: 2203.03802v2 · doi: 10.48550/arxiv.2203.03802 · pith_short_12: SU5GDA2QRT6O · pith_short_16: SU5GDA2QRT6OCQZJ · pith_short_8: SU5GDA2Q

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/SU5GDA2QRT6OCQZJXJKYB2K6JR \
  | 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: 953a6183508cfce14329ba5580e95e4c462ecd3b67d6db13bf9e253ad0bc4652

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93b856338af25476a6aea88d4bb997596a3b68d8f4b8228a9f14f0bbc333134b",
    "cross_cats_sorted": [
      "cs.HC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-03-08T01:47:42Z",
    "title_canon_sha256": "f73c27f924d5ab12c7e3d14c74b3538b9fc634c0792279a6a2ea8a828077a510"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.03802",
    "kind": "arxiv",
    "version": 2
  }
}