Pith Number

pith:DGY4IPA3

pith:2007:DGY4IPA3DASLJHVLD7RYTOLALZ

not attested not anchored not stored refs pending

Optical and Near-Infrared Observations of the Highly Reddened, Rapidly Expanding Type Ia Supernova 2006X in M100

2), Alexei V. Filippenko (1), Jeffrey M. Silverman (1), Jingsong Deng (4), Junzheng Li (2), Kevin Krisciunas (3), Mohan Ganeshalingam (1), Nicholas B. Suntzeff (3), Rencheng Shang (2), Ryan J. Foley (1), Shuangnan Zhang (2), Tianmeng Zhang (4), Tipei Li (2), Weidong Li (1), Xiaofeng Wang (1, Youhong Zhang (2) ((1) UC Berkeley (2) Tsinghua University (3) Texas A&M University (4) National Astronomical Observatory of China), Yulei Qiu (4), YuQing Lou (2)

arxiv:0708.0140 v4 · 2007-08-01 · 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{DGY4IPA3DASLJHVLD7RYTOLALZ}

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.

Cited by

1 paper in Pith

X-rays breaking out of pre-explosion ejecta mark a supernova's first light

Receipt and verification

First computed	2026-07-04T17:05:00.559276Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19b1c43c1b1824b49eab1fe389b9605e728cb387bf02376cf7bda64aeb54058a

Aliases

arxiv: 0708.0140 · arxiv_version: 0708.0140v4 · doi: 10.48550/arxiv.0708.0140 · pith_short_12: DGY4IPA3DASL · pith_short_16: DGY4IPA3DASLJHVL · pith_short_8: DGY4IPA3

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/DGY4IPA3DASLJHVLD7RYTOLALZ \
  | 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: 19b1c43c1b1824b49eab1fe389b9605e728cb387bf02376cf7bda64aeb54058a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db0106e50cae7709fdba085bb8814e4b7ffc81022aef91e30c4712a01148c112",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-08-01T12:36:42Z",
    "title_canon_sha256": "3a0a7a45ec72cc24f7b2625257d31f969bea5c58b3a0acf119c2c5f23f3de516"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0708.0140",
    "kind": "arxiv",
    "version": 4
  }
}