Pith Number

pith:NJOO6HIJ

pith:2009:NJOO6HIJ4Z6UGTLPQFL2VHQ7UB

not attested not anchored not stored refs pending

Radio continuum emission and water masers towards CB 54

G. Anglada, I. de Gregorio-Monsalvo, J. F. Gomez, J. M. Torrelles, N. A. Patel, O. Suarez, T. B. H. Kuiper

arxiv:0904.0736 v1 · 2009-04-06 · 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{NJOO6HIJ4Z6UGTLPQFL2VHQ7UB}

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	2026-05-18T02:14:07.477386Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a5cef1d09e67d434d6f8157aa9e1fa04b2aa0569136117581e192533fd5cf29

Aliases

arxiv: 0904.0736 · arxiv_version: 0904.0736v1 · doi: 10.48550/arxiv.0904.0736 · pith_short_12: NJOO6HIJ4Z6U · pith_short_16: NJOO6HIJ4Z6UGTLP · pith_short_8: NJOO6HIJ

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/NJOO6HIJ4Z6UGTLPQFL2VHQ7UB \
  | 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: 6a5cef1d09e67d434d6f8157aa9e1fa04b2aa0569136117581e192533fd5cf29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7696668c73fc53d509a0126c153484089a3b8ad101accd8b89d0db656f3b0d1c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-04-06T15:59:18Z",
    "title_canon_sha256": "43748c539e1c7aecf0943f9e27586d9e6c7359b208f2681f08a6ec4459afe2b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.0736",
    "kind": "arxiv",
    "version": 1
  }
}