Pith Number

pith:ME7TCTAW

pith:2019:ME7TCTAWJFF3L57B23X5FD4ZK6

not attested not anchored not stored refs pending

Ambipolar diffusion and the molecular abundances in prestellar cores

Felix D. Priestley, James Wurster, Serena Viti

arxiv:1907.02736 v1 · 2019-07-05 · 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{ME7TCTAWJFF3L57B23X5FD4ZK6}

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	2026-05-17T23:40:29.799152Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

613f314c16494bb5f7e1d6efd28f995790b85915f1dd377097ae327122285c63

Aliases

arxiv: 1907.02736 · arxiv_version: 1907.02736v1 · doi: 10.48550/arxiv.1907.02736 · pith_short_12: ME7TCTAWJFF3 · pith_short_16: ME7TCTAWJFF3L57B · pith_short_8: ME7TCTAW

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/ME7TCTAWJFF3L57B23X5FD4ZK6 \
  | 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: 613f314c16494bb5f7e1d6efd28f995790b85915f1dd377097ae327122285c63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04cb001811d04671b7b86212205aea2be0dbd81ad4e233a8e8be5cbc00064ff7",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-07-05T09:26:37Z",
    "title_canon_sha256": "477417a82f1a098c3b9d24eac22d701c8d47f2bdd3535097d2f7712c4ea5491b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.02736",
    "kind": "arxiv",
    "version": 1
  }
}