Pith Number

pith:H5IWMZWS

pith:2013:H5IWMZWS5WMGNY2NNITGWMXJMK

not attested not anchored not stored refs pending

Proposal for High-harmonic EEHG Lasing at Shanghai Deep Ultra-Violet Free-electron Laser

Chao Feng, Dong Wang, Haixiao Deng, Tong Zhang, Zhentang Zhao

arxiv:1307.1950 v1 · 2013-07-08 · physics.acc-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{H5IWMZWS5WMGNY2NNITGWMXJMK}

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	2026-05-18T03:19:02.986252Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f516666d2ed9866e34d6a266b32e96284df44036fc21570c3223d2075e2c998

Aliases

arxiv: 1307.1950 · arxiv_version: 1307.1950v1 · doi: 10.48550/arxiv.1307.1950 · pith_short_12: H5IWMZWS5WMG · pith_short_16: H5IWMZWS5WMGNY2N · pith_short_8: H5IWMZWS

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/H5IWMZWS5WMGNY2NNITGWMXJMK \
  | 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: 3f516666d2ed9866e34d6a266b32e96284df44036fc21570c3223d2075e2c998

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9631c30ac5425df39ff02156ba502b3974b8004a3a3daafdfbacd03aba14ed82",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2013-07-08T06:06:58Z",
    "title_canon_sha256": "7099a76b00b5187479ea47a15341220a082e86ea28887e9ab393bd6796fcbe99"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.1950",
    "kind": "arxiv",
    "version": 1
  }
}