Pith Number

pith:4TTR2X5B

pith:2018:4TTR2X5BC6VLESCGLNVRDJP4UG

not attested not anchored not stored refs pending

Monitoring near-Earth-object discoveries for imminent impactors

Mikael Granvik, Otto Solin

arxiv:1805.01315 v3 · 2018-05-03 · 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{4TTR2X5BC6VLESCGLNVRDJP4UG}

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	2026-05-18T00:06:02.352836Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4e71d5fa117aab248465b6b11a5fca1ab5f71eee621aa94f63b1cffee8f7d5e

Aliases

arxiv: 1805.01315 · arxiv_version: 1805.01315v3 · doi: 10.48550/arxiv.1805.01315 · pith_short_12: 4TTR2X5BC6VL · pith_short_16: 4TTR2X5BC6VLESCG · pith_short_8: 4TTR2X5B

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/4TTR2X5BC6VLESCGLNVRDJP4UG \
  | 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: e4e71d5fa117aab248465b6b11a5fca1ab5f71eee621aa94f63b1cffee8f7d5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db34e1ad0c786e00f7bf9075438a7d73e9bcbee8c70a18808af8afa3a2a69893",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-05-03T14:07:25Z",
    "title_canon_sha256": "678ebc18a8a139764c0130442e0fe73e03e91d3a06d40573ace861bee6784e43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.01315",
    "kind": "arxiv",
    "version": 3
  }
}