Pith Number

pith:IH44EYFZ

pith:2004:IH44EYFZWYXNGQK4TT3NZUWOOO

not attested not anchored not stored refs pending

The Galactic center interstellar medium as seen by ISO

CSIC), IEM, J. Martin-Pintado (DAMIR, N. J. Rodriguez-Fernandez (LERMA, Obs. Paris)

arxiv:astro-ph/0402196 v1 · 2004-02-09 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IH44EYFZWYXNGQK4TT3NZUWOOO}

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	2026-05-18T00:52:34.801092Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41f9c260b9b62ed3415c9cf6dcd2ce73ba82ca8438a098ef9fbadb73980d2092

Aliases

arxiv: astro-ph/0402196 · arxiv_version: astro-ph/0402196v1 · doi: 10.48550/arxiv.astro-ph/0402196 · pith_short_12: IH44EYFZWYXN · pith_short_16: IH44EYFZWYXNGQK4 · pith_short_8: IH44EYFZ

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/IH44EYFZWYXNGQK4TT3NZUWOOO \
  | 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: 41f9c260b9b62ed3415c9cf6dcd2ce73ba82ca8438a098ef9fbadb73980d2092

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "803f8922715bdd7edc0a5a23b0dc8ee89613a52968dd230236b626b99ed06725",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-02-09T14:42:39Z",
    "title_canon_sha256": "801ef15631dde56cf8a5092ba2449899208445ce6921a59e5101565b3de72a0a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0402196",
    "kind": "arxiv",
    "version": 1
  }
}