Pith Number

pith:7EWI3JFG

pith:2021:7EWI3JFGIYDWKMUSNUOTICAMAK

not attested not anchored not stored refs pending

ISPY: Automatic Issue-Solution Pair Extraction from Community Live Chats

Fangwen Mu, Hanzhi Jiang, Lin Shi, Qing Wang, Xiao Chen, Ye Yang, Yumin Zhang, Ziyou Jiang

arxiv:2109.07055 v1 · 2021-09-15 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7EWI3JFGIYDWKMUSNUOTICAMAK}

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	2026-07-05T03:14:38.455603Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f92c8da4a646076532926d1d34080c028d6117c6555f6e98179330d3ad054cca

Aliases

arxiv: 2109.07055 · arxiv_version: 2109.07055v1 · doi: 10.48550/arxiv.2109.07055 · pith_short_12: 7EWI3JFGIYDW · pith_short_16: 7EWI3JFGIYDWKMUS · pith_short_8: 7EWI3JFG

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/7EWI3JFGIYDWKMUSNUOTICAMAK \
  | 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: f92c8da4a646076532926d1d34080c028d6117c6555f6e98179330d3ad054cca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4dbc678439535ecc23942b334cce73e57590268f4b01fdd330465b549c37cc17",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2021-09-15T02:36:47Z",
    "title_canon_sha256": "b9902143f9b61d5604f20f71fa51336b02939641595f7033682d01f10dd84bb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.07055",
    "kind": "arxiv",
    "version": 1
  }
}