Pith Number

pith:CB25WU37

pith:2003:CB25WU373FZZRM2E53WXITUEQY

not attested not anchored not stored refs pending

In-Flight Calibration of the Chandra High Energy Transmission Grating Spectrometer

(Center for Space Research, Daniel Dewey, Herman L. Marshall, Kazunori Ishibashi, Massachusetts Institute of Technology)

arxiv:astro-ph/0309114 v1 · 2003-09-03 · astro-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{CB25WU373FZZRM2E53WXITUEQY}

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.

Cited by

1 paper in Pith

Radiation Exposure from the Dark

Receipt and verification

First computed	2026-07-04T16:37:26.699932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1075db537fd97398b344eeed744e848621b8faa6c241fed1d841892f9b6804c2

Aliases

arxiv: astro-ph/0309114 · arxiv_version: astro-ph/0309114v1 · doi: 10.48550/arxiv.astro-ph/0309114 · pith_short_12: CB25WU373FZZ · pith_short_16: CB25WU373FZZRM2E · pith_short_8: CB25WU37

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/CB25WU373FZZRM2E53WXITUEQY \
  | 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: 1075db537fd97398b344eeed744e848621b8faa6c241fed1d841892f9b6804c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14df70ee8aeb09bd0b76997633589d43d5e4b2217871387de6f27624aedef7b6",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-09-03T19:57:43Z",
    "title_canon_sha256": "3b3ad09392b3eb4f87d744eb185f583aa5f11d371f72722c68811f762175d171"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0309114",
    "kind": "arxiv",
    "version": 1
  }
}