Pith Number

pith:Y2QGEDXK

pith:2014:Y2QGEDXKLGNSOARTZ5KBJGI2OB

not attested not anchored not stored refs pending

The Present and Future of Planetary Nebula Research. A White Paper by the IAU Planetary Nebula Working Group

(10) University of Oklahoma, (11) Mt. Stromlo Observatory, (12) UNAM Ensenada), (2) University of Hawaii, (3) UNAM M\'exico, (4) NOAO, (5) IAC, 6), (6) Universidad de La Laguna, (7) Macquarie University, (8) Peking University, 9), (9) Kavli Institute for Astronomy, A. I. Karakas (11), A. Manchado (5, Astrophysics, J. A. L\'opez (12), K. B. Kwitter (1), L. Stanghellini (4), M. Pe\~na (3), O. DeMarco (7), Peking University, Q. A. Parker (7) ((1) Williams College, R. B. C. Henry (10), R.H. M\'endez (2), R. L. M. Corradi (5, X. Fang (8, X.-W. Liu (8

arxiv:1403.2246 v1 · 2014-03-10 · 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{Y2QGEDXKLGNSOARTZ5KBJGI2OB}

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	2026-05-18T02:56:50.634995Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c6a0620eea599b270233cf5414991a704fac8a98964e628e432c0741214437a7

Aliases

arxiv: 1403.2246 · arxiv_version: 1403.2246v1 · doi: 10.48550/arxiv.1403.2246 · pith_short_12: Y2QGEDXKLGNS · pith_short_16: Y2QGEDXKLGNSOART · pith_short_8: Y2QGEDXK

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/Y2QGEDXKLGNSOARTZ5KBJGI2OB \
  | 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: c6a0620eea599b270233cf5414991a704fac8a98964e628e432c0741214437a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28526c11b78c3be9470ae36b223080bf428f67a377359c728770caa64fd25290",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-03-10T14:16:26Z",
    "title_canon_sha256": "e025fc3158575828ace635e60df5a6eabcaccf32617715768d87970a099477f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.2246",
    "kind": "arxiv",
    "version": 1
  }
}