Pith Number

pith:3JH2AEWU

pith:2019:3JH2AEWURPGT5DCUD7PVNHNV7E

not attested not anchored not stored refs pending

Towards a Comprehensive Bibliography for SETI

Alan Reyes, Jason T. Wright

arxiv:1908.02587 v1 · 2019-08-01 · cs.DL · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3JH2AEWURPGT5DCUD7PVNHNV7E}

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	2026-07-04T23:52:10.563904Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da4fa012d48bcd3e8c541fdf569db5f917ad50ec7fbdc1976d8316aafc6b68de

Aliases

arxiv: 1908.02587 · arxiv_version: 1908.02587v1 · doi: 10.48550/arxiv.1908.02587 · pith_short_12: 3JH2AEWURPGT · pith_short_16: 3JH2AEWURPGT5DCU · pith_short_8: 3JH2AEWU

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/3JH2AEWURPGT5DCUD7PVNHNV7E \
  | 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: da4fa012d48bcd3e8c541fdf569db5f917ad50ec7fbdc1976d8316aafc6b68de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "872eaf1f5fb7878a7584bafdcfd68a1fe766835916ea59a8687eed52f51be3c4",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2019-08-01T14:36:37Z",
    "title_canon_sha256": "2f4fe6fa713d0927ed77d4b7625580f4b9d6650b11ea0c154714fd38294a5940"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.02587",
    "kind": "arxiv",
    "version": 1
  }
}