Pith Number

pith:TRBNLMJ5

pith:2017:TRBNLMJ5KJQNTP3DTISJJHSWQN

not attested not anchored not stored refs pending

Constraining the Dust Opacity Law in Three Small and Isolated Molecular Clouds

A. Stutz, J. Abreu Vicente, J. Di Francesco, J. Kainulainen, K. Thanjavur, K. Webb, R. Launhardt, S. Sadavoy, Y. Shirley

arxiv:1709.09900 v1 · 2017-09-28 · 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{TRBNLMJ5KJQNTP3DTISJJHSWQN}

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	2026-05-18T00:31:39.661983Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c42d5b13d5260d9bf639a24949e56836cf4597005996fe3730ec943ea7fdc8b

Aliases

arxiv: 1709.09900 · arxiv_version: 1709.09900v1 · doi: 10.48550/arxiv.1709.09900 · pith_short_12: TRBNLMJ5KJQN · pith_short_16: TRBNLMJ5KJQNTP3D · pith_short_8: TRBNLMJ5

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/TRBNLMJ5KJQNTP3DTISJJHSWQN \
  | 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: 9c42d5b13d5260d9bf639a24949e56836cf4597005996fe3730ec943ea7fdc8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a69d4a9d4d8c9539788f4d17227841879a457bba33914f4d8799ff5f1e0999df",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-09-28T11:47:30Z",
    "title_canon_sha256": "f297916ee37c2196faa904ee03434eb8b8fb6393f506ffedeb690cea6873ba1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.09900",
    "kind": "arxiv",
    "version": 1
  }
}