Pith Number

pith:NPECDGLA

pith:2009:NPECDGLAGW5RYGAOQBYSP37AJM

not attested not anchored not stored refs pending

CO emission and variable CH and CH+ absorption towards HD34078: evidence for a nascent bow shock ?

B-G Andersson, E. Rollinde, E. Roueff, G. Hebrard, G. Pineau des Forets, J. Pety, P. Boisse, P. Hily-Blant, S.R. Federman, Y. Sheffer

arxiv:0902.0541 v1 · 2009-02-03 · 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{NPECDGLAGW5RYGAOQBYSP37AJM}

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	2026-05-18T02:14:54.414243Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bc821996035bb1c180e807127efe04b346f67c172b9adc834a37d3fb5c77843

Aliases

arxiv: 0902.0541 · arxiv_version: 0902.0541v1 · doi: 10.48550/arxiv.0902.0541 · pith_short_12: NPECDGLAGW5R · pith_short_16: NPECDGLAGW5RYGAO · pith_short_8: NPECDGLA

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/NPECDGLAGW5RYGAOQBYSP37AJM \
  | 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: 6bc821996035bb1c180e807127efe04b346f67c172b9adc834a37d3fb5c77843

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "305e9433a13a59250b0da4e7125b420c10157c01531ead92d02a97edfaf74d4f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-02-03T17:11:58Z",
    "title_canon_sha256": "13cad8684ae0792cf711396dccec451369760ded375b5497d6586e0c86144c1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.0541",
    "kind": "arxiv",
    "version": 1
  }
}