Pith Number

pith:7T4YKGFL

pith:2010:7T4YKGFLXZZWFTB3LCOV73I2CI

not attested not anchored not stored refs pending

New results on planetary nebula shaping and stellar binarity

Orsola De Marco

arxiv:1010.3802 v1 · 2010-10-19 · 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{7T4YKGFLXZZWFTB3LCOV73I2CI}

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	2026-05-18T04:39:07.540804Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fcf98518abbe7362cc3b589d5fed1a1234b5825c5696ab65697def9998c95e8d

Aliases

arxiv: 1010.3802 · arxiv_version: 1010.3802v1 · doi: 10.48550/arxiv.1010.3802 · pith_short_12: 7T4YKGFLXZZW · pith_short_16: 7T4YKGFLXZZWFTB3 · pith_short_8: 7T4YKGFL

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/7T4YKGFLXZZWFTB3LCOV73I2CI \
  | 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: fcf98518abbe7362cc3b589d5fed1a1234b5825c5696ab65697def9998c95e8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "730d6b1dc3bddcfb0c3075500e7ce36e82d53bcaeede4f20b79881b9870b9147",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-10-19T05:48:06Z",
    "title_canon_sha256": "e9d360a45432edc942766972902f4591082710c5034270a1e0131a35c23d65f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.3802",
    "kind": "arxiv",
    "version": 1
  }
}