Pith Number

pith:VCAIH2NT

pith:2015:VCAIH2NT2E73VXUK65ZZPE5QFN

not attested not anchored not stored refs pending

Spot size measurement of flash-radiography source utilizing the pinhole imaging method

Jinming Cheng, Nan Chen, Qin Li, Quanhong Long, Yi Wang, Yulong Liu, Yutong Xie

arxiv:1511.03839 v1 · 2015-11-12 · physics.acc-ph · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VCAIH2NT2E73VXUK65ZZPE5QFN}

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	2026-05-18T01:10:08.264060Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a88083e9b3d13fbade8af7739793b02b68086363d11430c1d7ad9418e5a03df7

Aliases

arxiv: 1511.03839 · arxiv_version: 1511.03839v1 · doi: 10.48550/arxiv.1511.03839 · pith_short_12: VCAIH2NT2E73 · pith_short_16: VCAIH2NT2E73VXUK · pith_short_8: VCAIH2NT

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/VCAIH2NT2E73VXUK65ZZPE5QFN \
  | 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: a88083e9b3d13fbade8af7739793b02b68086363d11430c1d7ad9418e5a03df7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5fb2ee071153d7781cb0419d3438f842db611e7a8215df950164188930852412",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2015-11-12T10:34:00Z",
    "title_canon_sha256": "5a620aed64aa5ba03ad6b2dd06d019c99b44d1ffef470c07b8601f31bf8f2814"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.03839",
    "kind": "arxiv",
    "version": 1
  }
}