Pith Number

pith:FKW77T3K

pith:2013:FKW77T3KU76WKIZG352ORLC6MF

not attested not anchored not stored refs pending

PDR Model Mapping of Obscured H2 Emission and the Line-of-Sight Structure of M17-SW

Mark G. Wolfire (U Maryland), Yaron Sheffer

arxiv:1309.3181 v1 · 2013-09-12 · 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{FKW77T3KU76WKIZG352ORLC6MF}

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	2026-05-18T03:13:32.625427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2aadffcf6aa7fd652326df74e8ac5e6172429470fbe00cfa461f5d81b5f8a854

Aliases

arxiv: 1309.3181 · arxiv_version: 1309.3181v1 · doi: 10.48550/arxiv.1309.3181 · pith_short_12: FKW77T3KU76W · pith_short_16: FKW77T3KU76WKIZG · pith_short_8: FKW77T3K

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/FKW77T3KU76WKIZG352ORLC6MF \
  | 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: 2aadffcf6aa7fd652326df74e8ac5e6172429470fbe00cfa461f5d81b5f8a854

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60acafee7e446f41d0cd8ebfe00678faea63dc4ce7d81c60b81834b34f34de38",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-09-12T15:01:57Z",
    "title_canon_sha256": "a9b6404b6a68ee8f781dce652e44caccebf90c83d42ffb43c19f31ad40171f05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.3181",
    "kind": "arxiv",
    "version": 1
  }
}