Pith Number

pith:ZI6YKWDE

pith:2021:ZI6YKWDEEUSCZSCVP5FWDVGVW2

not attested not anchored not stored refs pending

Predicting the Observability of Population III Stars with ELT-HARMONI via the Helium $1640{\rm\AA}$ emission line

Adrianne Slyz, Julien Devriendt, Kearn Grisdale, Miguel Pereira-Santaella, Niranjan Thatte, Sukyoung K. Yi, Taysun Kimm, Yohan Dubois

arxiv:2101.01725 v1 · 2021-01-05 · astro-ph.IM · 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{ZI6YKWDEEUSCZSCVP5FWDVGVW2}

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	2026-07-05T02:06:21.710963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca3d85586425242cc8557f4b61d4d5b6be5432f12c9dc4a624067e78c512d755

Aliases

arxiv: 2101.01725 · arxiv_version: 2101.01725v1 · doi: 10.48550/arxiv.2101.01725 · pith_short_12: ZI6YKWDEEUSC · pith_short_16: ZI6YKWDEEUSCZSCV · pith_short_8: ZI6YKWDE

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/ZI6YKWDEEUSCZSCVP5FWDVGVW2 \
  | 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: ca3d85586425242cc8557f4b61d4d5b6be5432f12c9dc4a624067e78c512d755

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c1ca243a201a0b38ac6ac421febee98505b9eb34f85dd59bbdcf48ad371c35c",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2021-01-05T19:00:02Z",
    "title_canon_sha256": "431d5d583a0fd2f015f824d3c02c7e5cd9fecb32644691870b8e8e995c64e749"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.01725",
    "kind": "arxiv",
    "version": 1
  }
}