Pith Number

pith:GMX5C7G2

pith:2004:GMX5C7G2KG43UZVG5MLSYNEZJN

not attested not anchored not stored refs pending

An 850-micron SCUBA map of the Groth Strip and reliable source extraction

Colin Borys, Douglas Scott, Kristen Coppin, Mark Halpern, Scott Chapman

arxiv:astro-ph/0412267 v1 · 2004-12-10 · 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{GMX5C7G2KG43UZVG5MLSYNEZJN}

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	2026-05-18T01:07:31.806675Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

332fd17cda51b9ba66a6eb172c34994b4219b2c5f241d4dbb3fde39dd767516f

Aliases

arxiv: astro-ph/0412267 · arxiv_version: astro-ph/0412267v1 · doi: 10.48550/arxiv.astro-ph/0412267 · pith_short_12: GMX5C7G2KG43 · pith_short_16: GMX5C7G2KG43UZVG · pith_short_8: GMX5C7G2

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/GMX5C7G2KG43UZVG5MLSYNEZJN \
  | 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: 332fd17cda51b9ba66a6eb172c34994b4219b2c5f241d4dbb3fde39dd767516f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1966b4746871a4d2b5dd3f6103c7e54cf2363887c72e80f69278a832571c4b7",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-12-10T21:02:55Z",
    "title_canon_sha256": "e999e4597999e899b8a0203e37442a473bfb76426ad41fa022be611a0b597b38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0412267",
    "kind": "arxiv",
    "version": 1
  }
}