DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
DEPARTMENT OF ENVIRONMENT AND NATURAL RES. - PENRO, CATANDUA Award a ₱251.0K contract to MIKHAELA CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
b09ec1dbbe3a2fd89192265efeeb9628fe08ded1d1ae816eed1bac094bd6c226
Status:
Included and unchanged
Block:
#4,877 1,136 blocks after it
Position in block:
Transaction 88 of 124
Award day:
Aug 4, 2022 (4 yrs 3 mo ago)
Value:
₱251,000.00
Project:
Small Water Impounding System
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #4,877 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)DEPARTMENT OF ENVIRONMENT AND NATURAL RES. - PENRO, CATANDUA awarded it to MIKHAELA CONSTRUCTION & SUPPLY on 2022-08-04.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored b09ec1dbbe…d6c226now …
- 2. Block Merkle root changedstored 17f58c0355…f0bd04now …
- 3. Block #4877 hash changedstored 2787b1a651…e0fd06now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 123 records. Each step hashes the current value together with the sibling shown.
- leaf b09ec1dbbe3a2fd89192265efeeb9628fe08ded1d1ae816eed1bac094bd6c226
- 01 R b3568a255cb9a229753e2018e260aac50efda64de00094bc3d1b92ec23e31c88
- 02 R cc5ac113599ca016c59f19cacf762c29fed40a635057cfe0aa2e377598826dcb
- 03 R 5c7e40e2af57d9e6a97cfb9a6d8e499b993bd15db0995d25c95fc85871b0de9a
- 04 L b9955ff6b91cb25e4f548d759ec153fdb8728313b534ddb314af6e7d2b887308
- 05 L bbd78b71c3b4aa0cbdc33bba1049fd8478e7f8dd9e512c9919def3e77d6a46fa
- 06 R 187679bb60d31b69ab31d807fa9ea18af3647537a5f32693877d06709a7d8773
- 07 L 64f109583b31f5ee9ad9f65301fc103f12d6a624c27505862cff4f7329b9b71d
- root 17f58c0355a41c06b3d8c9a44850d75b4c37eda069f65c1effcbedd177f0bd04