Pith Number

pith:YTDEE6KF

pith:2017:YTDEE6KFJET2AVGWRPEF4MNC4Z

not attested not anchored not stored refs pending

Common envelope: progress and transients

Natalia Ivanova

arxiv:1706.07580 v1 · 2017-06-23 · 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{YTDEE6KFJET2AVGWRPEF4MNC4Z}

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	2026-05-18T00:41:48.732071Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4c64279454927a054d68bc85e31a2e64321b5ede54886dc46279f6612e6fc56

Aliases

arxiv: 1706.07580 · arxiv_version: 1706.07580v1 · doi: 10.48550/arxiv.1706.07580 · pith_short_12: YTDEE6KFJET2 · pith_short_16: YTDEE6KFJET2AVGW · pith_short_8: YTDEE6KF

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/YTDEE6KFJET2AVGWRPEF4MNC4Z \
  | 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: c4c64279454927a054d68bc85e31a2e64321b5ede54886dc46279f6612e6fc56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8924eb0aec4b6aa95aa61b1a8535607066e6a928da62325cf17ce1a2f57bdec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-06-23T06:46:56Z",
    "title_canon_sha256": "939c3617434a4e68e044b43277a925bb3bf5426b72273fc65b7e6a779d8e0cb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.07580",
    "kind": "arxiv",
    "version": 1
  }
}