Pith Number

pith:4JM4HUI7

pith:2007:4JM4HUI7EUBLYMBBW4BQMNCKZS

not attested not anchored not stored refs pending

JVN observations of H2O masers around the evolved star IRAS 22480+6002

H. Imai, S. Deguchi, T. Fujii, T. Omodaka

arxiv:0710.1913 v1 · 2007-10-10 · 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{4JM4HUI7EUBLYMBBW4BQMNCKZS}

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	2026-05-18T02:16:10.620848Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e259c3d11f2502bc3021b70306344acca464e7bf30a78c3d2b8f00e719dae490

Aliases

arxiv: 0710.1913 · arxiv_version: 0710.1913v1 · doi: 10.48550/arxiv.0710.1913 · pith_short_12: 4JM4HUI7EUBL · pith_short_16: 4JM4HUI7EUBLYMBB · pith_short_8: 4JM4HUI7

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/4JM4HUI7EUBLYMBBW4BQMNCKZS \
  | 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: e259c3d11f2502bc3021b70306344acca464e7bf30a78c3d2b8f00e719dae490

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "437abf708c644c6a3256ca91aab089b7acf91c01253b93679dc80122e3e70f26",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-10-10T04:19:59Z",
    "title_canon_sha256": "ea087ca9b21e285f8fc491a02ed6faecf83777bb7ec89a50f07c1b016dbf6b76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0710.1913",
    "kind": "arxiv",
    "version": 1
  }
}