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
CITY OF SAN JUAN Award a ₱541.6K contract to STEELMAN BUILDERS CORPORATIONCities
Transaction hash:
3d3ea420117c920da5a9cfc3689443fe7d31a63d0ee2d614f07e3682681116bc
Status:
Included and unchanged
Block:
#1,883 4,130 blocks after it
Position in block:
Transaction 25 of 85
Award day:
Oct 7, 2013 (13 yrs 1 mo ago)
From:
Value:
₱541,600.00
Project:
DRAINAGE IMPROVEMENT OF SAN JUAN CEMENTERY
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 #1,883 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)CITY OF SAN JUAN awarded it to STEELMAN BUILDERS CORPORATION on 2013-10-07.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)COA's CY2024 audit of City of San Juan gave a "unmodified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 3d3ea42011…1116bcnow …
- 2. Block Merkle root changedstored c7b3d8bf0a…58c9c9now …
- 3. Block #1883 hash changedstored 007ab254b1…cfe74anow …
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 84 records. Each step hashes the current value together with the sibling shown.
- leaf 3d3ea420117c920da5a9cfc3689443fe7d31a63d0ee2d614f07e3682681116bc
- 01 L 3ca6c0ebef69efeecf0bafb5ad22b282b7dbb25794e208a5422ac737fb8ee4e1
- 02 R 80a19ecf7188299d20a2c01d21fef2c07240a2ca5046ca3f82aaba66feb7f69e
- 03 R da2d16b61e9c39976df5cc26ac10ea7390404408521a9c3a05b60c189e5a1ce0
- 04 L 3a3fb9884e1caaedf88899ef7c7a2ae9b90d0f8e3c66fb4bfb8d1538997af295
- 05 L 493f71f320e8ec9294f6eaba46cca3b0eabe84b06bf7491ddec9dacbd7338ab6
- 06 R c012cd5ee65bf23b5c16653ec1734e532fcc1edd54d317013f894f86ef391b54
- 07 R 33c3835809c4cb4159bdb03371afc9d06bb4b5e63fb98f644a30bfcc455f728e
- root c7b3d8bf0a2d24ef24331ddb7acb0e1cf282170b11625e5a9d620f70bd58c9c9