Pith Number

pith:Y33L6WX5

pith:2010:Y33L6WX5J6BMWVKFFFMSBG5XCL

not attested not anchored not stored refs pending

Kinematics of the Ammonia Disk around the Protostar NGC 1333 IRAS 4A2

Ken'ichi Tatematsu, Miju Kang, Minho Choi

arxiv:1010.1996 v1 · 2010-10-11 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y33L6WX5J6BMWVKFFFMSBG5XCL}

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	2026-05-18T02:05:06.931391Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c6f6bf5afd4f82cb55452959209bb712cae7fcd1dbe2a205fb33f17c3cd2206c

Aliases

arxiv: 1010.1996 · arxiv_version: 1010.1996v1 · doi: 10.48550/arxiv.1010.1996 · pith_short_12: Y33L6WX5J6BM · pith_short_16: Y33L6WX5J6BMWVKF · pith_short_8: Y33L6WX5

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/Y33L6WX5J6BMWVKFFFMSBG5XCL \
  | 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: c6f6bf5afd4f82cb55452959209bb712cae7fcd1dbe2a205fb33f17c3cd2206c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8315fa37875b1a3792edf06ba1dd2a9f0ff27448d1f5b80d046d9f7a90c86188",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-10-11T05:02:14Z",
    "title_canon_sha256": "ec320edf4c6c6ddd25c0fac001065aa6d549798a91826bcd4c7df81ed5b5743d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.1996",
    "kind": "arxiv",
    "version": 1
  }
}