Pith Number

pith:73I2XG2D

pith:2019:73I2XG2DL3XPFX626UCGD6T3VK

not attested not anchored not stored refs pending

Developing a silica aerogel radiator for the HELIX ring-imaging Cherenkov system

Andrew Tomasch, Brandon Kunkler, David Hanna, Dietrich M\"uller, Gerard Visser, Gregory Tarl\'e, Ian Wisher, Isaac Mognet, James J. Beatty, James Musser, Keith McBride, Makoto Tabata, Mark Gebhard, Michael Schubnell, Mike Lang, Nahee Park, Noah Green, Patrick Allison, Scott Nutter, Scott P. Wakely, Stephane Coutu

arxiv:1901.06663 v1 · 2019-01-20 · physics.ins-det · astro-ph.IM · cond-mat.mtrl-sci · hep-ex · nucl-ex

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{73I2XG2DL3XPFX626UCGD6T3VK}

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	2026-07-05T00:44:55.990863Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fed1ab9b435eeef2dfdaf50461fa7baa9c59bd588b4084071000bf71c1541966

Aliases

arxiv: 1901.06663 · arxiv_version: 1901.06663v1 · doi: 10.48550/arxiv.1901.06663 · pith_short_12: 73I2XG2DL3XP · pith_short_16: 73I2XG2DL3XPFX62 · pith_short_8: 73I2XG2D

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/73I2XG2DL3XPFX626UCGD6T3VK \
  | 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: fed1ab9b435eeef2dfdaf50461fa7baa9c59bd588b4084071000bf71c1541966

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8bdfc5792420699f5dfdfbdca88316f377f9b0364d9dc511905a1e7dfb7e9b44",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "cond-mat.mtrl-sci",
      "hep-ex",
      "nucl-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2019-01-20T11:50:37Z",
    "title_canon_sha256": "17329a2fff8aa894db59372534af553699e980fe6765fed527213553d6054eb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.06663",
    "kind": "arxiv",
    "version": 1
  }
}