Pith Number

pith:5ZBEALK6

pith:2019:5ZBEALK6NTVXV5GJBNC7IZTSOB

not attested not anchored not stored refs pending

Technosignatures in Transit

David Kipping, Jason T. Wright

arxiv:1907.07830 v1 · 2019-07-18 · astro-ph.IM · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5ZBEALK6NTVXV5GJBNC7IZTSOB}

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	2026-05-17T23:40:16.089053Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee42402d5e6ceb7af4c90b45f466727056065e10ae1445725a218ebb9f654d5b

Aliases

arxiv: 1907.07830 · arxiv_version: 1907.07830v1 · doi: 10.48550/arxiv.1907.07830 · pith_short_12: 5ZBEALK6NTVX · pith_short_16: 5ZBEALK6NTVXV5GJ · pith_short_8: 5ZBEALK6

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/5ZBEALK6NTVXV5GJBNC7IZTSOB \
  | 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: ee42402d5e6ceb7af4c90b45f466727056065e10ae1445725a218ebb9f654d5b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25075bbc4570c1f7181ad6162137f2df874b80fc587a57ac662b26a98a31c8df",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-07-18T01:22:36Z",
    "title_canon_sha256": "292ddbcc7146a1742d264deb5168abe1281779eccb4d7a6c25a57d97301751c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.07830",
    "kind": "arxiv",
    "version": 1
  }
}