Pith Number

pith:E5ELG4QN

pith:2020:E5ELG4QNIQJ2AC5UUCMBQNMTW3

not attested not anchored not stored refs pending

An AGB Star with a Thick Circumstellar Shell

Jeremy Mould, Lifan Wang, Mark Durr\'e, Syed Uddin

arxiv:2002.08588 v1 · 2020-02-20 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E5ELG4QNIQJ2AC5UUCMBQNMTW3}

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	2026-07-05T00:50:15.198688Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2748b3720d4413a00bb4a098183593b6c538e60ba7a40efd889055ddbd1a79ee

Aliases

arxiv: 2002.08588 · arxiv_version: 2002.08588v1 · doi: 10.48550/arxiv.2002.08588 · pith_short_12: E5ELG4QNIQJ2 · pith_short_16: E5ELG4QNIQJ2AC5U · pith_short_8: E5ELG4QN

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/E5ELG4QNIQJ2AC5UUCMBQNMTW3 \
  | 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: 2748b3720d4413a00bb4a098183593b6c538e60ba7a40efd889055ddbd1a79ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50f249477f1ba23bf4bec194c09c52192d120e92fa692eef23bb270c9c71996f",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-02-20T06:54:07Z",
    "title_canon_sha256": "fb1a868a7bece3628a5489de8d5fe4b19ba5e421bef23de14ce940e0be4734c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.08588",
    "kind": "arxiv",
    "version": 1
  }
}