Pith Number

pith:4FFVRD2N

pith:2004:4FFVRD2NDOWWNPQ4AXY3KODNY4

not attested not anchored not stored refs pending

Submillimetre Constraints on Hyper-Extremely Red Objects in the Subaru Deep Field

Douglas Scott, Fumihide Iwamuro, Gaelen Marsden, Kentaro Motohara, Kristen Coppin, Mark Halpern, Tomonori Totani, Toshinori Maihara

arxiv:astro-ph/0407096 v1 · 2004-07-05 · 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{4FFVRD2NDOWWNPQ4AXY3KODNY4}

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	2026-07-04T15:52:20.981008Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e14b588f4d1bad66be1c05f1b5386dc70fea0cc8bfe10639bb4fbe3dc5ece184

Aliases

arxiv: astro-ph/0407096 · arxiv_version: astro-ph/0407096v1 · doi: 10.48550/arxiv.astro-ph/0407096 · pith_short_12: 4FFVRD2NDOWW · pith_short_16: 4FFVRD2NDOWWNPQ4 · pith_short_8: 4FFVRD2N

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/4FFVRD2NDOWWNPQ4AXY3KODNY4 \
  | 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: e14b588f4d1bad66be1c05f1b5386dc70fea0cc8bfe10639bb4fbe3dc5ece184

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78f8e5bf54bc808eaa1dee16a954fb33acb90aa97d1c9ab25f566069c4163feb",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-07-05T21:58:25Z",
    "title_canon_sha256": "4386bf895e80942f7df4c9ecd1baf3450d9177c57e4c30e1ec45c72a048e5bfc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0407096",
    "kind": "arxiv",
    "version": 1
  }
}