Pith Number

pith:Z4UF67I2

pith:2017:Z4UF67I2255UACQD7FEC4NHWTG

not attested not anchored not stored refs pending

Computing Singularly Perturbed Differential Equations

Amit Acharya, Sabyasachi Chatterjee, Zvi Artstein

arxiv:1707.03765 v3 · 2017-07-06 · math.NA · cond-mat.mtrl-sci · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z4UF67I2255UACQD7FEC4NHWTG}

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	2026-05-18T00:29:51.491190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf285f7d1ad77b400a03f9482e34f6999e30a026c5dc7ab659a40bbc7c8fa29f

Aliases

arxiv: 1707.03765 · arxiv_version: 1707.03765v3 · doi: 10.48550/arxiv.1707.03765 · pith_short_12: Z4UF67I2255U · pith_short_16: Z4UF67I2255UACQD · pith_short_8: Z4UF67I2

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/Z4UF67I2255UACQD7FEC4NHWTG \
  | 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: cf285f7d1ad77b400a03f9482e34f6999e30a026c5dc7ab659a40bbc7c8fa29f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "388e7f5369b3361d49f89446ab99db131f039d2982b6f904aab0236718bc3928",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-07-06T19:58:50Z",
    "title_canon_sha256": "0f33a3d90896fa6128cbb8233d30e8595cd34e31031e2967aac17603706747a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.03765",
    "kind": "arxiv",
    "version": 3
  }
}