Pith Number

pith:EVCXLVGN

pith:2017:EVCXLVGNVGEZS4SMEN7KWCS2A6

not attested not anchored not stored refs pending

Origin of the tentative AMS antihelium events

Adam Coogan, Stefano Profumo

arxiv:1705.09664 v2 · 2017-05-26 · astro-ph.HE · hep-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{EVCXLVGNVGEZS4SMEN7KWCS2A6}

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	2026-05-18T00:30:54.869143Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

254575d4cda98999724c237eab0a5a078394232757c420f29df718d34b546688

Aliases

arxiv: 1705.09664 · arxiv_version: 1705.09664v2 · doi: 10.48550/arxiv.1705.09664 · pith_short_12: EVCXLVGNVGEZ · pith_short_16: EVCXLVGNVGEZS4SM · pith_short_8: EVCXLVGN

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/EVCXLVGNVGEZS4SMEN7KWCS2A6 \
  | 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: 254575d4cda98999724c237eab0a5a078394232757c420f29df718d34b546688

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98b31c7b1bf7ce1837e6e40144382a3d11e835d0bc6b92bddcfefb4d3b8a70c2",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-05-26T18:00:02Z",
    "title_canon_sha256": "5785709bd4c6bb7aa6a042bd1ee0bc787e6a8258887715f2162115a47292f1a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.09664",
    "kind": "arxiv",
    "version": 2
  }
}