Pith Number

pith:BMC5INIW

pith:2017:BMC5INIWDD535FKTMMTC4CUVWB

not attested not anchored not stored refs pending

Is the dust-to-gas ratio constant in molecular clouds?

Daniel J. Price, Guillaume Laibe, Terrence S. Tricco

arxiv:1706.05107 v1 · 2017-06-15 · 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{BMC5INIWDD535FKTMMTC4CUVWB}

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	2026-05-18T00:42:14.704189Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b05d4351618fbbe955363262e0a95b043f21acf75008068ac4d221d3497078a

Aliases

arxiv: 1706.05107 · arxiv_version: 1706.05107v1 · doi: 10.48550/arxiv.1706.05107 · pith_short_12: BMC5INIWDD53 · pith_short_16: BMC5INIWDD535FKT · pith_short_8: BMC5INIW

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/BMC5INIWDD535FKTMMTC4CUVWB \
  | 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: 0b05d4351618fbbe955363262e0a95b043f21acf75008068ac4d221d3497078a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a73cbe0dcb726ef15603f53ee857ffd3be63fcf33a62c00a5a36f6877515847c",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-06-15T21:53:15Z",
    "title_canon_sha256": "805bfdec4d391300121a54e245bce7df11c332795e8d3fd86ad06b54ce056978"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.05107",
    "kind": "arxiv",
    "version": 1
  }
}