Pith Number

pith:AJ4IZ4DR

pith:2018:AJ4IZ4DR2D6VRBE4IR6VD75CIS

not attested not anchored not stored refs pending

Mapping Circumstellar Matter with Polarized Light - The Case of Supernova 2014J in M82

2), (2) Weizmann Institute of Science, 3), (3) Purple Mountain Observatory, (4) ESO, (5) STScI, (6) Florida State University, (7) University of Sheffield, (8) Tsinghua University, (9) University of Texas at Austin), Aleksandar Cikota (4), Dietrich Baade (4), Ferdinando Patat (4), Heloise F. Stevance (7), Jason Spyromilio (4), J. Craig Wheeler (9) ((1) Texas A&M University, Justyn Maund (7), Lifan Wang (1, Misty Cracraft (5), Peter A. Hoflich (6), Peter J. Brown (1), William B. Sparks (5), Xiaofeng Wang (8), Yi Yang (1

arxiv:1801.04656 v1 · 2018-01-15 · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AJ4IZ4DR2D6VRBE4IR6VD75CIS}

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	2026-05-18T00:22:23.197408Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02788cf071d0fd58849c447d51ffa244a08a6ff4a96db419acd23aa0d73e6c90

Aliases

arxiv: 1801.04656 · arxiv_version: 1801.04656v1 · doi: 10.48550/arxiv.1801.04656 · pith_short_12: AJ4IZ4DR2D6V · pith_short_16: AJ4IZ4DR2D6VRBE4 · pith_short_8: AJ4IZ4DR

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/AJ4IZ4DR2D6VRBE4IR6VD75CIS \
  | 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: 02788cf071d0fd58849c447d51ffa244a08a6ff4a96db419acd23aa0d73e6c90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7698c2a98cd5eab9abf6463040bdd96a84052d68fe957bdd28e9cd667493533d",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-01-15T03:39:04Z",
    "title_canon_sha256": "8f428b82c25acbca2c1879e50165491e60b1b92ca8e2dd17f00b10c2a8584290"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.04656",
    "kind": "arxiv",
    "version": 1
  }
}