Pith Number

pith:HMU5P244

pith:2009:HMU5P244IKI7XQIZCCD7E3XD7P

not attested not anchored not stored refs pending

On the Stellar Masses of IRAC detected Lyman Break Galaxies at z~3

D. Rigopoulou, G. E. Magdis, G. Fazzio, J-S Huang

arxiv:0909.3950 v1 · 2009-09-22 · 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{HMU5P244IKI7XQIZCCD7E3XD7P}

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	2026-05-18T02:11:45.406997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b29d7eb9c4291fbc1191087f26ee3fbda9043ec2a855de1310c0349149d1e01

Aliases

arxiv: 0909.3950 · arxiv_version: 0909.3950v1 · doi: 10.48550/arxiv.0909.3950 · pith_short_12: HMU5P244IKI7 · pith_short_16: HMU5P244IKI7XQIZ · pith_short_8: HMU5P244

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/HMU5P244IKI7XQIZCCD7E3XD7P \
  | 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: 3b29d7eb9c4291fbc1191087f26ee3fbda9043ec2a855de1310c0349149d1e01

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2946dd83ae82d624a590d5bd0853341365c2a149fcaea9954f800dcc9a78ac27",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-09-22T14:18:19Z",
    "title_canon_sha256": "d56656e824bceb575263747df1a3639dd3c5fae88220913cbfd0fbb4a040c39e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.3950",
    "kind": "arxiv",
    "version": 1
  }
}