Pith Number

pith:AOK2FF7P

pith:2013:AOK2FF7POA5MLETE6TMASCSXBV

not attested not anchored not stored refs pending

The Canada-France High-z Quasar Survey: 1.2mm Observations

A. Beelen, A. Omont, C. J. Willott, G. Orellana, J. Bergeron, P. Delorme

arxiv:1301.6632 v1 · 2013-01-28 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AOK2FF7POA5MLETE6TMASCSXBV}

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	2026-05-18T01:51:57.795662Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0395a297ef703ac59264f4d8090a570d4f49cb9b1d2df905d2c1dd56edceda07

Aliases

arxiv: 1301.6632 · arxiv_version: 1301.6632v1 · doi: 10.48550/arxiv.1301.6632 · pith_short_12: AOK2FF7POA5M · pith_short_16: AOK2FF7POA5MLETE · pith_short_8: AOK2FF7P

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/AOK2FF7POA5MLETE6TMASCSXBV \
  | 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: 0395a297ef703ac59264f4d8090a570d4f49cb9b1d2df905d2c1dd56edceda07

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d5e77172fa12757760a708cb80c9c8d9565e8051b1b843db3d73a40f6fa0c1a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-01-28T18:27:47Z",
    "title_canon_sha256": "fe71065a3c4b18af0984a6b171696493c7dc893813906df11d42262e30f53f4b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.6632",
    "kind": "arxiv",
    "version": 1
  }
}