Pith Number

pith:UX5AAIA7

pith:2012:UX5AAIA7EACENHRM3GFUKWCXTO

not attested not anchored not stored refs pending

The organization and management of the Virtual Astronomical Observatory

Alexander Szalay, G. Bruce Berriman, Giussepina Fabbiano, Robert J. Hanisch, T. Joseph W. Lazio

arxiv:1206.4079 v1 · 2012-06-18 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UX5AAIA7EACENHRM3GFUKWCXTO}

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	2026-05-18T01:56:51.222731Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5fa00201f2004469e2cd98b4558579b8080634bbf6b80337a743a02d05dbf53

Aliases

arxiv: 1206.4079 · arxiv_version: 1206.4079v1 · doi: 10.48550/arxiv.1206.4079 · pith_short_12: UX5AAIA7EACE · pith_short_16: UX5AAIA7EACENHRM · pith_short_8: UX5AAIA7

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/UX5AAIA7EACENHRM3GFUKWCXTO \
  | 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: a5fa00201f2004469e2cd98b4558579b8080634bbf6b80337a743a02d05dbf53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "493719471b6ab3d5cf1101336c6b14690952ee7b89d59586a726692eb84ee490",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2012-06-18T21:30:51Z",
    "title_canon_sha256": "28e7b2414f6bb9bde4d19520b3beca96efb123b59a30446e94645e95897e38a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.4079",
    "kind": "arxiv",
    "version": 1
  }
}