Pith Number

pith:XRW2B2HQ

pith:2014:XRW2B2HQJRIXM6QEZK33NBP43X

not attested not anchored not stored refs pending

On the reliability of protostellar disc mass measurements and the existence of fragmenting discs

Eduard I. Vorobyov, H\'ector G. Arce, Michael M. Dunham

arxiv:1407.6955 v1 · 2014-07-25 · 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{XRW2B2HQJRIXM6QEZK33NBP43X}

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	2026-05-18T01:42:29.943055Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc6da0e8f04c51767a04cab7b685fcddf78f74c575de813c4a81cc7882d1f149

Aliases

arxiv: 1407.6955 · arxiv_version: 1407.6955v1 · doi: 10.48550/arxiv.1407.6955 · pith_short_12: XRW2B2HQJRIX · pith_short_16: XRW2B2HQJRIXM6QE · pith_short_8: XRW2B2HQ

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/XRW2B2HQJRIXM6QEZK33NBP43X \
  | 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: bc6da0e8f04c51767a04cab7b685fcddf78f74c575de813c4a81cc7882d1f149

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec9648da377419bc0422a6ea48ff8197dc8ff5e9ab5ba82efe0debc0ce237072",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-07-25T16:13:07Z",
    "title_canon_sha256": "912ae869ed6dfcf23eeb9f1e14541a7ac162111e6e5ae13c984bc828f1a8353d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.6955",
    "kind": "arxiv",
    "version": 1
  }
}