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
MUNICIPALITY OF BOSTON, DAVAO ORIENTAL Award a ₱1.5M contract to ROSBILL CONSTRUCTION AND SUPPLYMunicipalities
Transaction hash:
a619a9e9d2903e7f65bdf2d0309682fd6d2f2af30dadb66f8ce3ba2f095cbf67
Status:
Included and unchanged
Block:
#4,654 1,359 blocks after it
Position in block:
Transaction 155 of 241
Award day:
Dec 9, 2021 (4 yrs 11 mo ago)
Value:
₱1,497,499.55
Project:
Retrofitting of Municipal Hall
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 #4,654 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)MUNICIPALITY OF BOSTON, DAVAO ORIENTAL awarded it to ROSBILL CONSTRUCTION AND SUPPLY on 2021-12-09.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 Boston gave a "qualified" 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 a619a9e9d2…5cbf67now …
- 2. Block Merkle root changedstored e46ca9ddd2…60f602now …
- 3. Block #4654 hash changedstored bcfa34005f…8dc805now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 240 records. Each step hashes the current value together with the sibling shown.
- leaf a619a9e9d2903e7f65bdf2d0309682fd6d2f2af30dadb66f8ce3ba2f095cbf67
- 01 L a4de99026aef761d75e95cb7f6faf0ef60d001094cabaaa4339932aa4c3988ca
- 02 L 854f8d254569f452f6a099595c1e23e4087e1de275b1ddc3d28cb74412785557
- 03 R 897e816d3a30612d10afb4c55f879545f225180c34a1317eaad6f2ca1dbd0237
- 04 L 9cc72c63ab737fadd563ed28bcf09b5b82c257b79eed5366a1980f120445e63f
- 05 L 0a54dada33f5b9ae428c19b0dccdfdeb186f0216e6fc0be8ad2a44acbd53df1e
- 06 R 2517a1141a332d1b8c323ed09f38784c67f4afcd2fa3fc84c8715dbab469fe94
- 07 R 902117df1d2f8dbb8c212d487f76a2502ef3c7f1c42049c7dc24f111673214bf
- 08 L f5cb9e08fb5091f3daaa1867d6ef55a6025e88e5da33117f717a1c981d46da22
- root e46ca9ddd2063999d4ece0343a8136b10953b861e5d1374ed881042cb660f602