Pith Number

pith:NJOYJHDE

pith:2013:NJOYJHDEV53DCI46BTI2XW5A6D

not attested not anchored not stored refs pending

Deep 20-GHz survey of the Chandra Deep Field South and SDSS Stripe 82: source catalogue and spectral properties

E. K. Mahony, E. M. Sadler, E. M. Waldram, I. H Whittam, R. Chhetri, R. D. Ekers, R. P. Norris, T. M. O. Franzen, T. Murphy

arxiv:1312.2301 v1 · 2013-12-09 · astro-ph.GA · 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{NJOYJHDEV53DCI46BTI2XW5A6D}

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	2026-05-18T02:49:30.701499Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a5d849c64af7631239e0cd1abdba0f0f5ef505b8592b8292fde7cca4c8efc96

Aliases

arxiv: 1312.2301 · arxiv_version: 1312.2301v1 · doi: 10.48550/arxiv.1312.2301 · pith_short_12: NJOYJHDEV53D · pith_short_16: NJOYJHDEV53DCI46 · pith_short_8: NJOYJHDE

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/NJOYJHDEV53DCI46BTI2XW5A6D \
  | 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: 6a5d849c64af7631239e0cd1abdba0f0f5ef505b8592b8292fde7cca4c8efc96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b92aae6eeaad1f9670ec6054496b2aff47f51012fd3dc93898e150a6657d0e6d",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-12-09T03:38:54Z",
    "title_canon_sha256": "deb724352b842767d5dc05b0c710950f548e32531963850af26050756485e92b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.2301",
    "kind": "arxiv",
    "version": 1
  }
}