Pith Number

pith:IN5TZQ2P

pith:2016:IN5TZQ2P7X2UCEENCJ5FQ553ZX

not attested not anchored not stored refs pending

Revealing a detailed mass distribution of a high-density core MC27/L1521F in Taurus with ALMA

Akiko Kawamura, Kazuki Tokuda, Kazuya Saigo, Kengo Tachihara, Kengo Tomida, Masahiro N. Machida, Philippe Andr\'e, Shu-ichiro Inutsuka, Tomoaki Matsumoto, Toshikazu Onishi, Yasuo Fukui

arxiv:1604.04954 v4 · 2016-04-18 · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IN5TZQ2P7X2UCEENCJ5FQ553ZX}

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	2026-05-18T01:10:30.521560Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

437b3cc34ffdf541108d127a5877bbcdf9d54aa72cfe9bcabf31122cc5607bf2

Aliases

arxiv: 1604.04954 · arxiv_version: 1604.04954v4 · doi: 10.48550/arxiv.1604.04954 · pith_short_12: IN5TZQ2P7X2U · pith_short_16: IN5TZQ2P7X2UCEEN · pith_short_8: IN5TZQ2P

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/IN5TZQ2P7X2UCEENCJ5FQ553ZX \
  | 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: 437b3cc34ffdf541108d127a5877bbcdf9d54aa72cfe9bcabf31122cc5607bf2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d455c8aacb7078d2384f74c8f12e026879f4005be9a1c7d737a4c0ade2e466d",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-04-18T01:39:31Z",
    "title_canon_sha256": "0e629ddb063d2f49d577f984df1578b74313c51a967f5988a3d8a134f64ff8f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.04954",
    "kind": "arxiv",
    "version": 4
  }
}