Pith Number

pith:YRIM2PMJ

pith:2009:YRIM2PMJMOXF5TCTNXCZ2FO3RC

not attested not anchored not stored refs pending

EUV SpectroPhotometer (ESP) in Extreme Ultraviolet Variability Experiment (EVE): Algorithms and Calibrations

Andrew Jones, Darrell Judge, Leonid Didkovsky, Seth Wieman, Tom Woods

arxiv:0911.0722 v1 · 2009-11-04 · astro-ph.SR · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YRIM2PMJMOXF5TCTNXCZ2FO3RC}

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	2026-05-18T02:10:59.949005Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c450cd3d8963ae5ecc536dc59d15db88bbd5954875327c1936beb15d20078480

Aliases

arxiv: 0911.0722 · arxiv_version: 0911.0722v1 · doi: 10.48550/arxiv.0911.0722 · pith_short_12: YRIM2PMJMOXF · pith_short_16: YRIM2PMJMOXF5TCT · pith_short_8: YRIM2PMJ

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/YRIM2PMJMOXF5TCTNXCZ2FO3RC \
  | 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: c450cd3d8963ae5ecc536dc59d15db88bbd5954875327c1936beb15d20078480

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20f056042a4e37f7f1d34f99b86d51bd251ae73046c2efb15178daa48c34cd5a",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-11-04T03:09:58Z",
    "title_canon_sha256": "db8f1f9e031024a07eae07a93e284868bd342f7e73a21aae1c2d1b20c2307f7e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.0722",
    "kind": "arxiv",
    "version": 1
  }
}