Pith Number

pith:MTTHCSXR

pith:2009:MTTHCSXRLQPY22R4JPXSU4S4IC

not attested not anchored not stored refs pending

Stellar population and dust extinction in an ultraluminous infrared galaxy at z=1.135

H. Sameshima, K. Kawara, N. Asami, N. Ienaka, S. Oyabu, T. Kozasa, T. Minezaki, Y. Matsuoka, Y. Yoshii

arxiv:0910.2792 v2 · 2009-10-15 · 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{MTTHCSXRLQPY22R4JPXSU4S4IC}

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	2026-05-18T02:11:23.487385Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64e6714af15c1f8d6a3c4bef2a725c40a85a6ac0d0a91a02e4c269198fb1de08

Aliases

arxiv: 0910.2792 · arxiv_version: 0910.2792v2 · doi: 10.48550/arxiv.0910.2792 · pith_short_12: MTTHCSXRLQPY · pith_short_16: MTTHCSXRLQPY22R4 · pith_short_8: MTTHCSXR

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/MTTHCSXRLQPY22R4JPXSU4S4IC \
  | 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: 64e6714af15c1f8d6a3c4bef2a725c40a85a6ac0d0a91a02e4c269198fb1de08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3af2a6e54bae275c8747ab2bcc2d7a40593d61d92140c14887b64434596cafed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-10-15T07:14:23Z",
    "title_canon_sha256": "631d2967737da952777ada3633715be52425f594b5095ad9d8b5f0b8e6c4e294"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.2792",
    "kind": "arxiv",
    "version": 2
  }
}