Pith Number

pith:GV5Z3NVW

pith:2006:GV5Z3NVWDW2MEKNS63DZ4OIR7H

not attested not anchored not stored refs pending

An XMM-Newton Observation of the Massive Edge-on Sb Galaxy NGC 2613

Judith A. Irwin, Q. Daniel Wang, Tara Chaves, Zhiyuan Li

arxiv:astro-ph/0606543 v1 · 2006-06-21 · 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{GV5Z3NVWDW2MEKNS63DZ4OIR7H}

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	2026-07-04T16:58:55.539735Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

357b9db6b61db4c229b2f6c79e3911f9d4278e8bb5f34c0d7b842ac8b999d41b

Aliases

arxiv: astro-ph/0606543 · arxiv_version: astro-ph/0606543v1 · doi: 10.48550/arxiv.astro-ph/0606543 · pith_short_12: GV5Z3NVWDW2M · pith_short_16: GV5Z3NVWDW2MEKNS · pith_short_8: GV5Z3NVW

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/GV5Z3NVWDW2MEKNS63DZ4OIR7H \
  | 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: 357b9db6b61db4c229b2f6c79e3911f9d4278e8bb5f34c0d7b842ac8b999d41b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42404da958aca4aac82246acf51a65239bd69b3969bd5a1aaad0021651d08578",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-06-21T23:07:07Z",
    "title_canon_sha256": "0d9fcaa1eed587948c6efe10940ac4e62c1ff89e3910bb3995ab4c05a39186ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0606543",
    "kind": "arxiv",
    "version": 1
  }
}