Pith Number

pith:7P6T3MBF

pith:2018:7P6T3MBFRB7IFE2N7KBGL26DCG

not attested not anchored not stored refs pending

Morphology of prestellar cores in pressure confined filaments

Andreas Burkert, Matthias Gritschneder, Stefan Heigl

arxiv:1808.01284 v1 · 2018-08-03 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7P6T3MBFRB7IFE2N7KBGL26DCG}

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	2026-05-18T00:08:05.740886Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fbfd3db025887e82934dfa8265ebc3119846713cccfe2f6a04cdcd98d144fd15

Aliases

arxiv: 1808.01284 · arxiv_version: 1808.01284v1 · doi: 10.48550/arxiv.1808.01284 · pith_short_12: 7P6T3MBFRB7I · pith_short_16: 7P6T3MBFRB7IFE2N · pith_short_8: 7P6T3MBF

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/7P6T3MBFRB7IFE2N7KBGL26DCG \
  | 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: fbfd3db025887e82934dfa8265ebc3119846713cccfe2f6a04cdcd98d144fd15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d9aee81f9c9981b75262aef209e9d26faf95c8a4d48c5c9810f2b61511e3de1b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-08-03T18:00:03Z",
    "title_canon_sha256": "3ed925fc0525090118a5ccd9f528f98c0156a44b0b7644d2dd9d6c1c297ed879"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.01284",
    "kind": "arxiv",
    "version": 1
  }
}