Pith Number

pith:DYK2JNBO

pith:2014:DYK2JNBO4JU4YF2KVCBYRDUNNK

not attested not anchored not stored refs pending

Scattering of low-energy electrons and positrons by atomic beryllium: Ramsauer-Townsend effect

David D. Reid, J. M. Wadehra

arxiv:1408.1389 v1 · 2014-08-06 · physics.atom-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{DYK2JNBO4JU4YF2KVCBYRDUNNK}

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	2026-05-18T01:42:23.123970Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e15a4b42ee269cc174aa883888e8d6ab576127a4790cfcc9d2f16e67b2fc7cf

Aliases

arxiv: 1408.1389 · arxiv_version: 1408.1389v1 · doi: 10.48550/arxiv.1408.1389 · pith_short_12: DYK2JNBO4JU4 · pith_short_16: DYK2JNBO4JU4YF2K · pith_short_8: DYK2JNBO

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/DYK2JNBO4JU4YF2KVCBYRDUNNK \
  | 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: 1e15a4b42ee269cc174aa883888e8d6ab576127a4790cfcc9d2f16e67b2fc7cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e692aac8421b19a840edaed369dcbc2cde32e73bdbe594793f69ccf14acbc3d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2014-08-06T19:59:19Z",
    "title_canon_sha256": "007112cee70715e149856a9512abefb9f50234ed869a122ec7b111c1d14e8e2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.1389",
    "kind": "arxiv",
    "version": 1
  }
}