Pith Number

pith:5ILMTGIB

pith:2018:5ILMTGIBF2JNMFUML3BXO4K6QW

not attested not anchored not stored refs pending

SETI is Part of Astrobiology

Jason T. Wright

arxiv:1801.04868 v1 · 2018-01-15 · astro-ph.IM · astro-ph.EP · physics.pop-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5ILMTGIBF2JNMFUML3BXO4K6QW}

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.

Cited by

1 paper in Pith

Searches for Technosignatures in Astronomy and Astrophysics

Receipt and verification

First computed	2026-05-18T00:26:02.984114Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea16c999012e92d6168c5ec377715e858d0e998b53aebaabc0300714db85d30b

Aliases

arxiv: 1801.04868 · arxiv_version: 1801.04868v1 · doi: 10.48550/arxiv.1801.04868 · pith_short_12: 5ILMTGIBF2JN · pith_short_16: 5ILMTGIBF2JNMFUM · pith_short_8: 5ILMTGIB

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/5ILMTGIBF2JNMFUML3BXO4K6QW \
  | 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: ea16c999012e92d6168c5ec377715e858d0e998b53aebaabc0300714db85d30b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59dba357ec896951a7fcf0c3f632edcd7004759d0e1d5b1c5e2bafd70ae5179d",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "physics.pop-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-01-15T16:35:50Z",
    "title_canon_sha256": "fc21c03f7580b190addc3533aa4e1688783217b6f6474068276ca9ab9508bb90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.04868",
    "kind": "arxiv",
    "version": 1
  }
}