Pith Number

pith:5KZP473Y

pith:2010:5KZP473YIPXSCT7OJYLE757YNA

not attested not anchored not stored refs pending

Hier ist wahrhaftig ein Loch im Himmel - The NGC 1999 dark globule is not a globule

A. M. Stutz, B. Ali, C. A. Poteet, D. M. Watson, D. Neufeld, E. Bergin, E. Furlan, H. Linz, J. Di Francesco, J. J. Tobin, J. Muzerolle, K. Pontoppidan, L. Allen, L. Hartmann, M. Osorio, N. Calvet, O. Krause, P. C. Myers, P. Manoj, S. Maret, S. T. Megeath, T. Henning, T. Stanke, T. Wilson, W. J. Fischer

arxiv:1005.2202 v1 · 2010-05-12 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5KZP473YIPXSCT7OJYLE757YNA}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:07:33.464448Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eab2fe7f7843ef214fee4e164ff7f8683116bb5d5e926ff002d5f3fc08a57e59

Aliases

arxiv: 1005.2202 · arxiv_version: 1005.2202v1 · doi: 10.48550/arxiv.1005.2202 · pith_short_12: 5KZP473YIPXS · pith_short_16: 5KZP473YIPXSCT7O · pith_short_8: 5KZP473Y

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/5KZP473YIPXSCT7OJYLE757YNA \
  | 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: eab2fe7f7843ef214fee4e164ff7f8683116bb5d5e926ff002d5f3fc08a57e59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e478acc08537d215b13ae9b43d7a6ee3dc4435a7aebd67ed560daf6844ca9abb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-05-12T20:36:16Z",
    "title_canon_sha256": "519bb0a60f83eaba2bab4e05168a9508b6c9b3b33e1738d6aa1111a8a043507f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.2202",
    "kind": "arxiv",
    "version": 1
  }
}