Pith Number

pith:7VBCWOPS

pith:2011:7VBCWOPSRVWIM7V4KGZ3BE4OED

not attested not anchored not stored refs pending

UV-to-FIR analysis of Spitzer/IRAC sources in the Extended Groth Strip II: Photometric redshifts, Stellar masses and Star formation rates

((1) Universidad Complutense de Madrid (2) Steward Observatory (3) Havard-Smithsonian CfA (4) Tohoku University (5) National Astronomical Observatory of Japan), 2), Guillermo Barro (1), Jaime Zamorano (1), Jesus Gallego (1), Masaru Kajisawa (4), Matthew L. N. Ashby (3), Pablo G. Perez-Gonzalez (1, Satoshi Miyazaki (5), Toru Yamada (4), Victor Villar (1)

arxiv:1102.4335 v1 · 2011-02-21 · 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{7VBCWOPSRVWIM7V4KGZ3BE4OED}

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	2026-05-18T02:03:06.841570Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd422b39f28d6c867ebc51b3b0938e20d94080221e48c754caa6204ed87b140f

Aliases

arxiv: 1102.4335 · arxiv_version: 1102.4335v1 · doi: 10.48550/arxiv.1102.4335 · pith_short_12: 7VBCWOPSRVWI · pith_short_16: 7VBCWOPSRVWIM7V4 · pith_short_8: 7VBCWOPS

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/7VBCWOPSRVWIM7V4KGZ3BE4OED \
  | 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: fd422b39f28d6c867ebc51b3b0938e20d94080221e48c754caa6204ed87b140f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "134617e7a87621d8888117b0626f36cbc61bfc052284f66c59f39d2bc6f25782",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-02-21T21:00:04Z",
    "title_canon_sha256": "3b2bcb5d327d368acff0744ffb6ed55169ea7a34e1ee0a0716e9267e3c9dbed4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.4335",
    "kind": "arxiv",
    "version": 1
  }
}