Pith Number

pith:WF3YH644

pith:2014:WF3YH644GQQPIJZ6OPIPAQ3I2U

not attested not anchored not stored refs pending

Mid-IR Spectra of Type Ia SN 2014J in M82 Spanning the First Four Months

(10) Oxford University), (2) Florida State University, (3) Instituto de Astrof\'isica de Canarias, 4), (4) Universidad de La Laguna, (5) University of New South Wales, (6) University of Hertfordshire, (7) Gemini Observatory, (8) University of Texas at San Antonio, (9) CEA/Saclay, Carlos \'Alvarez (3, Charles M. Telesco (1), Christopher M. Wright (5), Christopher Packham (8), Dan Li (1), Eric Pantin (9), Han Zhang (1) ((1) University of Florida, James H. Hough (6), Naib\'i Mari\~nas (1), N. A. Levenson (7), Patrick Roche (10), Peter H\"oflich (2), Peter J. Barnes (1), Rafael Rebolo (3), Sergio Fern\'andez (3)

arxiv:1409.2125 v2 · 2014-09-07 · astro-ph.SR · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WF3YH644GQQPIJZ6OPIPAQ3I2U}

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	2026-05-18T01:42:07.077287Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b17783fb9c3420f4273e73d0f04368d516e51c7f60b595bffd32523e5f5353ff

Aliases

arxiv: 1409.2125 · arxiv_version: 1409.2125v2 · doi: 10.48550/arxiv.1409.2125 · pith_short_12: WF3YH644GQQP · pith_short_16: WF3YH644GQQPIJZ6 · pith_short_8: WF3YH644

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/WF3YH644GQQPIJZ6OPIPAQ3I2U \
  | 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: b17783fb9c3420f4273e73d0f04368d516e51c7f60b595bffd32523e5f5353ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59ff7e4c69da94981538fbb9f49225621a801f18eade134e8f27916a68168e49",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-09-07T14:24:18Z",
    "title_canon_sha256": "d1a73d70370d2234d7b56ae06cb05e45508e20ef16bf43b312255e76dc251db5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.2125",
    "kind": "arxiv",
    "version": 2
  }
}