Pith Number

pith:ZKIFTHYB

pith:2007:ZKIFTHYBT4BP3BTSTKT5XRZCYQ

not attested not anchored not stored refs pending

Hot GRB-selected Submillimeter Galaxies

Denmark), D. Watson (Dark Cosmology Centre, J. Hjorth, J. M. Castro Cer\'on, M. J. Micha{\l}owski, Niels Bohr Institute, University of Copenhagen

arxiv:0708.4017 v1 · 2007-08-29 · 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{ZKIFTHYBT4BP3BTSTKT5XRZCYQ}

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	2026-07-04T15:03:55.145355Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca90599f019f02fd86729aa7dbc722c42fd6d4ddf3315d2b7d5b9ccebf0d4903

Aliases

arxiv: 0708.4017 · arxiv_version: 0708.4017v1 · doi: 10.48550/arxiv.0708.4017 · pith_short_12: ZKIFTHYBT4BP · pith_short_16: ZKIFTHYBT4BP3BTS · pith_short_8: ZKIFTHYB

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/ZKIFTHYBT4BP3BTSTKT5XRZCYQ \
  | 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: ca90599f019f02fd86729aa7dbc722c42fd6d4ddf3315d2b7d5b9ccebf0d4903

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bbef019b30c44edaf202db94b399a785f21ac755487d12570864c6e5c892df26",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-08-29T20:27:12Z",
    "title_canon_sha256": "f0ba3751df4511ed0e8d54ccb91b7d07b049b0ac2359e8b63a8f4f1e3d5fa0c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0708.4017",
    "kind": "arxiv",
    "version": 1
  }
}