Pith Number

pith:FT4HUAHY

pith:2018:FT4HUAHYQDWYAVLDYWFX7IOJTQ

not attested not anchored not stored refs pending

Common Envelope Shaping of Planetary Nebulae

Guillermo Garcia-Segura, Paul M. Ricker, Ronald E. Taam

arxiv:1804.09309 v2 · 2018-04-25 · 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{FT4HUAHYQDWYAVLDYWFX7IOJTQ}

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	2026-05-18T00:13:26.023283Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2cf87a00f880ed805563c58b7fa1c99c2e5d41ff75c5bbfc1b8fab51b478238a

Aliases

arxiv: 1804.09309 · arxiv_version: 1804.09309v2 · doi: 10.48550/arxiv.1804.09309 · pith_short_12: FT4HUAHYQDWY · pith_short_16: FT4HUAHYQDWYAVLD · pith_short_8: FT4HUAHY

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/FT4HUAHYQDWYAVLDYWFX7IOJTQ \
  | 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: 2cf87a00f880ed805563c58b7fa1c99c2e5d41ff75c5bbfc1b8fab51b478238a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e389f7d6c4d8ce588ae7bc82877b7ab1b11c7fae19083dbff7c8de3c6667e23a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-04-25T01:25:44Z",
    "title_canon_sha256": "2496b3ddc91c74f3650da0eac33700ea10c7237f684d9923fbba29b96e266bd3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.09309",
    "kind": "arxiv",
    "version": 2
  }
}