Pith Number

pith:IUEZO7NW

pith:2010:IUEZO7NWLDTN3NHD7GWFWKPVJC

not attested not anchored not stored refs pending

Stellar Mass Estimation Based on IRAC Photometry for Spitzer SWIRE-field Galaxies

Chen Cao, Hai-Ning Li, Hong Wu, Yi-Nan Zhu

arxiv:1001.2627 v1 · 2010-01-15 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IUEZO7NWLDTN3NHD7GWFWKPVJC}

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	2026-05-18T02:09:51.672670Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4509977db658e6ddb4e3f9ac5b29f54885c038ed6309b5f8d0fdf5f8a56ae0fb

Aliases

arxiv: 1001.2627 · arxiv_version: 1001.2627v1 · doi: 10.48550/arxiv.1001.2627 · pith_short_12: IUEZO7NWLDTN · pith_short_16: IUEZO7NWLDTN3NHD · pith_short_8: IUEZO7NW

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/IUEZO7NWLDTN3NHD7GWFWKPVJC \
  | 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: 4509977db658e6ddb4e3f9ac5b29f54885c038ed6309b5f8d0fdf5f8a56ae0fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9992ad2942650c176ec487480c0bfd8254bd4bc597f68a9ac85436e09c9d2066",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-01-15T07:08:23Z",
    "title_canon_sha256": "11e35bf004b4bc70b60b3807000c27f5668c7898bde5a2ea1e32cbf86c521b79"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.2627",
    "kind": "arxiv",
    "version": 1
  }
}