Pith Number

pith:2UIN7DG2

pith:2020:2UIN7DG2KFIVZTBWP54FFOG4B3

not attested not anchored not stored refs pending

A Search for Light Hydrides in the Envelopes of Evolved Stars

Andrew M. Burkhardt, Anthony J. Remijan, Brett A. McGuire, Carlos A. Duran, Christopher N. Shingledecker, Ignacio Simon, Mark A. Siebert, P. Brandon Carroll, Rebeca Aladro, Shawn Thomas Booth

arxiv:2008.01100 v2 · 2020-08-03 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2UIN7DG2KFIVZTBWP54FFOG4B3}

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	2026-07-05T01:27:48.692144Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d510df8cda51515ccc367f7852b8dc0ec0bfe41b2ca49d3e13717599fba2268d

Aliases

arxiv: 2008.01100 · arxiv_version: 2008.01100v2 · doi: 10.48550/arxiv.2008.01100 · pith_short_12: 2UIN7DG2KFIV · pith_short_16: 2UIN7DG2KFIVZTBW · pith_short_8: 2UIN7DG2

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/2UIN7DG2KFIVZTBWP54FFOG4B3 \
  | 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: d510df8cda51515ccc367f7852b8dc0ec0bfe41b2ca49d3e13717599fba2268d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "beaae6bb4d8a53301d73af5f7d158d680c2c622b55a7fa9c6cc7597c2cbb3338",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-08-03T18:00:09Z",
    "title_canon_sha256": "4214843c42057acbe8d3631156d0b963fe67eaff95135a57cacf503f2cefaad4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.01100",
    "kind": "arxiv",
    "version": 2
  }
}