Pith Number

pith:YRMWQX6A

pith:2015:YRMWQX6AEQLOQHEOJ7KRLLZGOX

not attested not anchored not stored refs pending

Transformed snapshot interpolation

G. Welper

arxiv:1505.01227 v1 · 2015-05-06 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YRMWQX6AEQLOQHEOJ7KRLLZGOX}

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	2026-05-18T02:16:50.173898Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c459685fc02416e81c8e4fd515af2675d052818e01aa9b92dfd17c192db494b1

Aliases

arxiv: 1505.01227 · arxiv_version: 1505.01227v1 · doi: 10.48550/arxiv.1505.01227 · pith_short_12: YRMWQX6AEQLO · pith_short_16: YRMWQX6AEQLOQHEO · pith_short_8: YRMWQX6A

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/YRMWQX6AEQLOQHEOJ7KRLLZGOX \
  | 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: c459685fc02416e81c8e4fd515af2675d052818e01aa9b92dfd17c192db494b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fc2e86c10eaa055149ca3eba40ac7da01be80a75abc13a9ab4543e52a22a96b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-05-06T00:08:54Z",
    "title_canon_sha256": "11816190add419cfe8062dc606ce43def32aab2fc59acbdd215b6d9569db92c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.01227",
    "kind": "arxiv",
    "version": 1
  }
}