Pith Number

pith:6HOHG5PG

pith:2019:6HOHG5PGNIGMSBXZU2OR35GFN6

not attested not anchored not stored refs pending

Searching for water ice in the coma of interstellar object 2I/Borisov

Bin Yang, Jacqueline V. Keane, Karen J. Meech, Michael S. P. Kelley, Schelte J. Bus, Silvia Protopapa

arxiv:1912.05318 v1 · 2019-12-11 · 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{6HOHG5PGNIGMSBXZU2OR35GFN6}

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

Snapshot of a new interstellar comet: 3I/ATLAS has a red and featureless spectrum

Receipt and verification

First computed	2026-07-05T00:38:29.637734Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f1dc7375e66a0cc906f9a69d1df4c56fb4770f8027bfc8e1de59c09ab60a0537

Aliases

arxiv: 1912.05318 · arxiv_version: 1912.05318v1 · doi: 10.48550/arxiv.1912.05318 · pith_short_12: 6HOHG5PGNIGM · pith_short_16: 6HOHG5PGNIGMSBXZ · pith_short_8: 6HOHG5PG

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/6HOHG5PGNIGMSBXZU2OR35GFN6 \
  | 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: f1dc7375e66a0cc906f9a69d1df4c56fb4770f8027bfc8e1de59c09ab60a0537

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b614129548f2a14585a0cb9d2a17c30d9d2a38395875b154a8c9e0ed6e3f07b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-12-11T14:02:13Z",
    "title_canon_sha256": "541a405740cf9f08e79777abcbd04eb73786df32d0ca5b8dfe476675a43979da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.05318",
    "kind": "arxiv",
    "version": 1
  }
}