Pith Number

pith:6SDEZGDJ

pith:2018:6SDEZGDJRC7GUM2LMOT3WPDJD4

not attested not anchored not stored refs pending

Interstellar bromine abundance is consistent with cometary ices from Rosetta

M. Kama, N.F.W Ligterink

arxiv:1803.07825 v1 · 2018-03-21 · astro-ph.GA · 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{6SDEZGDJRC7GUM2LMOT3WPDJD4}

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	2026-05-18T00:11:05.755886Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4864c986988be6a334b63a7bb3c691f0afa507affc42330ce5874019a863686

Aliases

arxiv: 1803.07825 · arxiv_version: 1803.07825v1 · doi: 10.48550/arxiv.1803.07825 · pith_short_12: 6SDEZGDJRC7G · pith_short_16: 6SDEZGDJRC7GUM2L · pith_short_8: 6SDEZGDJ

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/6SDEZGDJRC7GUM2LMOT3WPDJD4 \
  | 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: f4864c986988be6a334b63a7bb3c691f0afa507affc42330ce5874019a863686

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d69976f1b1f2989e69ef4c6b78b43944fe904c978c2dd2b181beb7f305a309ea",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-03-21T10:01:22Z",
    "title_canon_sha256": "2ae8108313794b63a207e6372d605f14202043204acd0720e7333465b9b2fb3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.07825",
    "kind": "arxiv",
    "version": 1
  }
}