Pith Number

pith:WUAJL4OV

pith:2017:WUAJL4OVIEOKKRX7XP7MGO4EWK

not attested not anchored not stored refs pending

A Circumbinary Disk Scenario For The Negative Orbital-Period Derivative Of The Ultracompact X-ray Binary 4u1820-303

Long Jiang, Wen-Cong Chen, Xiang-Dong Li

arxiv:1702.03100 v1 · 2017-02-10 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WUAJL4OVIEOKKRX7XP7MGO4EWK}

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	2026-05-18T00:49:09.152762Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b50095f1d5411ca546ffbbfec33b84b2b1e7df125571a85ca9b67e9d8c92e942

Aliases

arxiv: 1702.03100 · arxiv_version: 1702.03100v1 · doi: 10.48550/arxiv.1702.03100 · pith_short_12: WUAJL4OVIEOK · pith_short_16: WUAJL4OVIEOKKRX7 · pith_short_8: WUAJL4OV

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/WUAJL4OVIEOKKRX7XP7MGO4EWK \
  | 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: b50095f1d5411ca546ffbbfec33b84b2b1e7df125571a85ca9b67e9d8c92e942

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e50b261aa2d1b42272569ed9d41dbafd41bcbdf96253e7dfd8ee4b0f50cc54b3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-02-10T08:52:23Z",
    "title_canon_sha256": "19cf414da51128fa2df409ff0684d39aaf3ae9a8144e9486fc90e2a19ff3f518"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.03100",
    "kind": "arxiv",
    "version": 1
  }
}