Pith Number

pith:ERQ6EB7M

pith:2005:ERQ6EB7M4RMIR36QTZAFOHC3KX

not attested not anchored not stored refs pending

Galactic structure from the Calar Alto Deep Imaging Survey (CADIS)

B.Fuchs, K. Meisenheimer, S. Drepper, S. Phleps

arxiv:astro-ph/0507220 v1 · 2005-07-08 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ERQ6EB7M4RMIR36QTZAFOHC3KX}

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	2026-07-04T16:52:43.727538Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2461e207ece45888efd09e40571c5b55c80ec6e3fe598b3049c975a1fae18774

Aliases

arxiv: astro-ph/0507220 · arxiv_version: astro-ph/0507220v1 · doi: 10.48550/arxiv.astro-ph/0507220 · pith_short_12: ERQ6EB7M4RMI · pith_short_16: ERQ6EB7M4RMIR36Q · pith_short_8: ERQ6EB7M

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/ERQ6EB7M4RMIR36QTZAFOHC3KX \
  | 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: 2461e207ece45888efd09e40571c5b55c80ec6e3fe598b3049c975a1fae18774

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e10759aebb8aa4a6087dce093559617d04598eb39e46253b4154ea4faf0c7e45",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-07-08T20:42:54Z",
    "title_canon_sha256": "b5c362221ad63adce3403e54d8ad4d594ed6fad6cb4e87ef229108fdaeeb7aef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0507220",
    "kind": "arxiv",
    "version": 1
  }
}