Pith Number

pith:O7BQM3FA

pith:2017:O7BQM3FAYWEHNQLOFND7M4L3HA

not attested not anchored not stored refs pending

Constraining The Single-Degenerate Channel of Type Ia Supernovae With Stable Iron-Group Elements in SNR 3C 397

Chris Byrohl, Dean Townsley, Frank Timmes, Pranav Dave, Rahul Kashyap, Robert Fisher

arxiv:1705.02339 v1 · 2017-05-05 · 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{O7BQM3FAYWEHNQLOFND7M4L3HA}

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	2026-05-18T00:43:25.149151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77c3066ca0c58876c16e2b47f6717b3822c58f436bc0882b0d3dcef4ca468d8c

Aliases

arxiv: 1705.02339 · arxiv_version: 1705.02339v1 · doi: 10.48550/arxiv.1705.02339 · pith_short_12: O7BQM3FAYWEH · pith_short_16: O7BQM3FAYWEHNQLO · pith_short_8: O7BQM3FA

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/O7BQM3FAYWEHNQLOFND7M4L3HA \
  | 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: 77c3066ca0c58876c16e2b47f6717b3822c58f436bc0882b0d3dcef4ca468d8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75c5f26a6a746f13b9a41a6b1c00e825a600561e0755fe1de4fb0ec31e281a50",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-05-05T18:00:00Z",
    "title_canon_sha256": "7e6c8a6b8c889d26b1153f9669e1c68da750c18842f98d0e9f0426ceafa9e446"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.02339",
    "kind": "arxiv",
    "version": 1
  }
}