Pith Number

pith:NHTFYBJL

pith:2016:NHTFYBJL5TP4RPZCSIB7PIKC2L

not attested not anchored not stored refs pending

Photoevaporation and close encounters: how the environment around Cygnus OB2 affects the evolution of protoplanetary disks

B. Ercolano, C. Clarke, E. Flaccomio, G. Micela, J. F. Albacete-Colombo, J. J. Drake, J. S. Vink, M. G. Guarcello, N. J. Wright, N. Schneider, S. Sciortino, T. Naylor, V. Kashyap

arxiv:1605.01773 v1 · 2016-05-05 · 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{NHTFYBJL5TP4RPZCSIB7PIKC2L}

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	2026-05-18T01:15:31.533199Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69e65c052becdfc8bf229203f7a142d2d5c5652cc2135d46a685485c11bf2656

Aliases

arxiv: 1605.01773 · arxiv_version: 1605.01773v1 · doi: 10.48550/arxiv.1605.01773 · pith_short_12: NHTFYBJL5TP4 · pith_short_16: NHTFYBJL5TP4RPZC · pith_short_8: NHTFYBJL

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/NHTFYBJL5TP4RPZCSIB7PIKC2L \
  | 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: 69e65c052becdfc8bf229203f7a142d2d5c5652cc2135d46a685485c11bf2656

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f21c823a2c96bff908ca1c9a688d20aee15bde1401356d89739cd7434f8c5b8",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-05-05T22:05:53Z",
    "title_canon_sha256": "fda2a7b0f78c74263ef3678b787a7533157f859c62710562fc890e353f8f2420"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.01773",
    "kind": "arxiv",
    "version": 1
  }
}