Pith Number

pith:4F344DMG

pith:2017:4F344DMGE5NUP3Z3PYGFLBWCI7

not attested not anchored not stored refs pending

The PAH emission characteristics of the reflection nebula NGC2023

2), Alessandra Ricca (2), Alexander G.G.M. Tielens (5), Charles W. Bauschlicher, Els Peeters (1, Entry Systems, Jr. (3), Louis J. Allamandola (4), Mark G. Wolfire (6) ((1) University of Western Ontario (2) SETI Institute (3) NASA-Ames Research Center, Space Science Division (5) Leiden Observatory (6) University of Maryland), Technology Division (4) NASA-Ames Research Center

arxiv:1701.06585 v1 · 2017-01-23 · 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{4F344DMGE5NUP3Z3PYGFLBWCI7}

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.

Cited by

1 paper in Pith

Summary of Discussion Sessions from "The Dusty Universe 2025: The Fifth Pandust Conference"

Receipt and verification

First computed	2026-05-18T00:49:09.642407Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e177ce0d86275b47ef3b7e0c5586c247fcc985a31634dc2017aa853bcf2a1544

Aliases

arxiv: 1701.06585 · arxiv_version: 1701.06585v1 · doi: 10.48550/arxiv.1701.06585 · pith_short_12: 4F344DMGE5NU · pith_short_16: 4F344DMGE5NUP3Z3 · pith_short_8: 4F344DMG

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/4F344DMGE5NUP3Z3PYGFLBWCI7 \
  | 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: e177ce0d86275b47ef3b7e0c5586c247fcc985a31634dc2017aa853bcf2a1544

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5cdf58764fbb107ec786627666404e88054ef3ffb2d33358370f810ed38f1b84",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-01-23T19:01:10Z",
    "title_canon_sha256": "96fbfe92491f220d8c42ae45c56147c791a5c17ac4f4a39496d95bfd1fd4a007"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.06585",
    "kind": "arxiv",
    "version": 1
  }
}