Pith Number

pith:DDOIHNSD

pith:2014:DDOIHNSDWCMNIBKU3XRQ7BGINB

not attested not anchored not stored refs pending

SWIR Investigation of sites of astrobiological interest

Adrian J. Brown, Malcolm Walter, Thomas Cudahy

arxiv:1401.4771 v1 · 2014-01-20 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DDOIHNSDWCMNIBKU3XRQ7BGINB}

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	2026-05-18T03:01:44.651794Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18dc83b643b098d40554dde30f84c8686d2961810f7c563ed37d801e84b1a7d6

Aliases

arxiv: 1401.4771 · arxiv_version: 1401.4771v1 · doi: 10.48550/arxiv.1401.4771 · pith_short_12: DDOIHNSDWCMN · pith_short_16: DDOIHNSDWCMNIBKU · pith_short_8: DDOIHNSD

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/DDOIHNSDWCMNIBKU3XRQ7BGINB \
  | 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: 18dc83b643b098d40554dde30f84c8686d2961810f7c563ed37d801e84b1a7d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "757fa29e1aa41722a12f608b58aa252f835e0940c87ed59a9f7df76ae4dfc1c4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2014-01-20T02:19:48Z",
    "title_canon_sha256": "150696c52241360c470c614af2cb44866d389f6d7775991c34efae19a044a3af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.4771",
    "kind": "arxiv",
    "version": 1
  }
}