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 VALLEHERMOSO, NEGROS Award a ₱12.5M contract to J.A. CONST. AND TRADING CORP.Municipalities
Transaction hash:
e3f73d2e3b728dfda431eea75a4c11dc36f112b0daf3b67c12fed4d1fe79da4f
Status:
Included and unchanged
Block:
#4,352 1,661 blocks after it
Position in block:
Transaction 171 of 185
Award day:
Feb 1, 2021 (5 yrs 9 mo ago)
Value:
₱12,522,634.40
Project:
Construction Project
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 #4,352 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 VALLEHERMOSO, NEGROS awarded it to J.A. CONST. AND TRADING CORP. on 2021-02-01.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 Vallehermoso 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 e3f73d2e3b…79da4fnow …
- 2. Block Merkle root changedstored ae9c90e88a…0b9082now …
- 3. Block #4352 hash changedstored ece2c5e38e…9362b5now …
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 184 records. Each step hashes the current value together with the sibling shown.
- leaf e3f73d2e3b728dfda431eea75a4c11dc36f112b0daf3b67c12fed4d1fe79da4f
- 01 L e1a7568d6f74b1704c6fa3602e826aa1b3840f90472173e90cb8b0b86eff15e4
- 02 L 2889caab8d1d793716a164fafb353d7fbb7ddf3e04e5e2b7f16e4bd2cfd21ad5
- 03 R cda99cbf107e204620e67e337b324bd221342899ce2a5a5e68003461f0892fcf
- 04 L c3c6b54a9ca96cc3b2e0025200d5068eb3a66d0b2ebf81c7fd6a0c1c1a592b54
- 05 R 1d718001638eac21c67b646ee504b265a99c53dd9a2e6d6f4802ca3afbec1900
- 06 L 2137890a6ff62e8e3baa947835dcbadeb4d3d3e16a9f4a5245f743e1001b850c
- 07 R fb63093f2c9316d49860956bbfe14a357e30464ff2b7ef6eb46bc074a58b0273
- 08 L e638daf252a90af6eebd9a0984b814b8cdb80d2275454bb0052127879854a966
- root ae9c90e88ae77a3f4051cc6d67d2c8397230f91c9043f7fe8b1c49419f0b9082