Pith Number

pith:DC2RWW4P

pith:2016:DC2RWW4PAFZUVFVTLCYJPJ6KKN

not attested not anchored not stored refs pending

HMI Synoptic Maps Produced by NSO/NISP

Alexei A. Pevtsov, Andrew R. Marble, Anna L. H. Hughes, Gordon Petrie, Luca Bertello, Niles A. Oien

arxiv:1605.03500 v1 · 2016-05-11 · astro-ph.IM · 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{DC2RWW4PAFZUVFVTLCYJPJ6KKN}

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	2026-05-18T01:15:05.274035Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18b51b5b8f01734a96b358b097a7ca5360152b0b2c1feb899661c34ced4f4a75

Aliases

arxiv: 1605.03500 · arxiv_version: 1605.03500v1 · doi: 10.48550/arxiv.1605.03500 · pith_short_12: DC2RWW4PAFZU · pith_short_16: DC2RWW4PAFZUVFVT · pith_short_8: DC2RWW4P

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/DC2RWW4PAFZUVFVTLCYJPJ6KKN \
  | 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: 18b51b5b8f01734a96b358b097a7ca5360152b0b2c1feb899661c34ced4f4a75

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "544daed979e2b8b0f02788ce3a08ec64cf7c1bfb7ff969530e2143affd9d64a7",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2016-05-11T16:25:42Z",
    "title_canon_sha256": "6f5726308bce4956bf10feb75ca65f3955e6f26ac37a190c1d671d1a7439012e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.03500",
    "kind": "arxiv",
    "version": 1
  }
}