Pith Number

pith:PGDF2KDM

pith:2009:PGDF2KDM3ZDGVW3YAGL3U3IDEC

not attested not anchored not stored refs pending

Studies of the Diffuse Interstellar Bands. III. HD 183143

B. J. McCall, B. Rachford, D. E. Welty, D. G. York, J. A. Thorburn, L. M. Hobbs, M. Bishof, P. Sonnentrucker, S. D. Friedman, T. Oka, T. P. Snow

arxiv:0910.2983 v1 · 2009-10-15 · 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{PGDF2KDM3ZDGVW3YAGL3U3IDEC}

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	2026-07-04T15:54:38.139190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79865d286cde466adb780197ba6d0320a9b58d96b3d2a00129c17d57320a882b

Aliases

arxiv: 0910.2983 · arxiv_version: 0910.2983v1 · doi: 10.48550/arxiv.0910.2983 · pith_short_12: PGDF2KDM3ZDG · pith_short_16: PGDF2KDM3ZDGVW3Y · pith_short_8: PGDF2KDM

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/PGDF2KDM3ZDGVW3YAGL3U3IDEC \
  | 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: 79865d286cde466adb780197ba6d0320a9b58d96b3d2a00129c17d57320a882b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be902775e607c7908ebee5d38c6d48ab31b56b66376002094d303c98893a6727",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-10-15T20:00:05Z",
    "title_canon_sha256": "bddedacff86727447a5ac3ad92506791467d6f22840034bce52dc3b8a0748b72"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.2983",
    "kind": "arxiv",
    "version": 1
  }
}