Pith Number

pith:GHDSLQKH

pith:2014:GHDSLQKHQMPPHUFDM3WANIPONG

not attested not anchored not stored refs pending

The Herschel Planetary Nebula Survey (HerPlaNS) I. Data Overview and Analysis Demonstration with NGC 6781

A. G. G. M. Tielens, A. Zijlstra, B. Balick, C. Sandin, D. Ladjal, E. Behar, E. G. Blackman, E. Villaver, H. Izumiura, I. Aleman, I. McDonald, I Yamamura, J. A. Lopez, J. H. Kastner, J. L. Hora, J. Nordhaus, K. Hebden, K. M. Exter, K. Murakawa, M. Otsuka, M. Wittkowski, N. Si\'odmiak, O. De Marco, P.A.M. van Hoof, R. E. Rattray, R. Montez, R. Nordon, R. Sahai, R. Szczerba, S. Ramstedt, T. Ueta, W. Vlemmings, Y.-H. Chu

arxiv:1403.2494 v1 · 2014-03-11 · 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{GHDSLQKHQMPPHUFDM3WANIPONG}

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	2026-07-04T23:57:08.107463Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31c725c147831ef3d0a366ec06a1ee69b07502bb0150845cabfca74b7ee9ad78

Aliases

arxiv: 1403.2494 · arxiv_version: 1403.2494v1 · doi: 10.48550/arxiv.1403.2494 · pith_short_12: GHDSLQKHQMPP · pith_short_16: GHDSLQKHQMPPHUFD · pith_short_8: GHDSLQKH

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/GHDSLQKHQMPPHUFDM3WANIPONG \
  | 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: 31c725c147831ef3d0a366ec06a1ee69b07502bb0150845cabfca74b7ee9ad78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd43cb01a5eaf55053be7b6e9ab2e47f8f491e2227d57127199e27d18dcce270",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-03-11T08:20:27Z",
    "title_canon_sha256": "271a247d36e1118d76edc6f26dbe8161e33e3f60893cae2aa31d7cc88e7be5de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.2494",
    "kind": "arxiv",
    "version": 1
  }
}