Pith Number

pith:UCXHKW7U

pith:2013:UCXHKW7UD5BJ736TE6UBWNGOBM

not attested not anchored not stored refs pending

Flux calibration of the AAO/UKST SuperCOSMOS H-alpha Survey

David J. Frew, Ivan S. Bojicic, Mark J. Pierce, M.L.P. Gunawardhana, Quentin A. Parker, W.A. Reid

arxiv:1303.4555 v2 · 2013-03-19 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UCXHKW7UD5BJ736TE6UBWNGOBM}

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	2026-05-18T01:51:00.848676Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0ae755bf41f429fefd327a81b34ce0b05f698b4049080ceab3105c1a2052d4a

Aliases

arxiv: 1303.4555 · arxiv_version: 1303.4555v2 · doi: 10.48550/arxiv.1303.4555 · pith_short_12: UCXHKW7UD5BJ · pith_short_16: UCXHKW7UD5BJ736T · pith_short_8: UCXHKW7U

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/UCXHKW7UD5BJ736TE6UBWNGOBM \
  | 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: a0ae755bf41f429fefd327a81b34ce0b05f698b4049080ceab3105c1a2052d4a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f0ecc15c7faa8c15690f590f8a4ea14e51a51189349d92ccf1d10fbbe482999",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-03-19T11:34:33Z",
    "title_canon_sha256": "243ee3effa574102a183f036b8557758497830322cd0ed052cdc0f0e274b02d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.4555",
    "kind": "arxiv",
    "version": 2
  }
}