Pith Number

pith:FAYC5AKG

pith:2011:FAYC5AKG45LS4WCZFGT3U6VBKA

not attested not anchored not stored refs pending

A Successful Broad-band Survey for Giant Lya Nebulae I: Survey Design and Candidate Selection

2), (2) Steward Observatory, (3) NOAO), Arjun Dey (3), Buell T. Jannuzi (3) ((1) UC Santa Barbara, Moire K. M. Prescott (1

arxiv:1111.2603 v2 · 2011-11-10 · 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{FAYC5AKG45LS4WCZFGT3U6VBKA}

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	2026-05-18T01:59:42.344564Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28302e8146e7572e585929a7ba7aa1501d3a8980ffaa37bef316ad4c28e13e84

Aliases

arxiv: 1111.2603 · arxiv_version: 1111.2603v2 · doi: 10.48550/arxiv.1111.2603 · pith_short_12: FAYC5AKG45LS · pith_short_16: FAYC5AKG45LS4WCZ · pith_short_8: FAYC5AKG

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/FAYC5AKG45LS4WCZFGT3U6VBKA \
  | 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: 28302e8146e7572e585929a7ba7aa1501d3a8980ffaa37bef316ad4c28e13e84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10a74b4a47f94aedae3950fd6e68ad8e6979221716e8e734f2e9eee186338194",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-11-10T21:00:02Z",
    "title_canon_sha256": "419d8cc89af7d02bae24412445ff42ee514733669a286809f5cc754066f13475"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.2603",
    "kind": "arxiv",
    "version": 2
  }
}