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 GUMACA, QUEZON Award a ₱199.5K contract to YOLOBUILDERS CO.Municipalities
Transaction hash:
f5eecb4dbffb8a9702cffa2c7050430717892ba0f7b8967ac536f6451350217f
Status:
Included and unchanged
Block:
#4,137 1,876 blocks after it
Position in block:
Transaction 126 of 132
Award day:
Jun 19, 2020 (6 yrs 4 mo ago)
Value:
₱199,513.00
Project:
Retaining WallBrgy. Lagyo,Gumaca,Quezon
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 #4,137 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 GUMACA, QUEZON awarded it to YOLOBUILDERS CO. on 2020-06-19.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 Gumaca 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 f5eecb4dbf…50217fnow …
- 2. Block Merkle root changedstored dfe2219dc5…5bea35now …
- 3. Block #4137 hash changedstored e49faba5d5…44635anow …
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 131 records. Each step hashes the current value together with the sibling shown.
- leaf f5eecb4dbffb8a9702cffa2c7050430717892ba0f7b8967ac536f6451350217f
- 01 R f9b7dfde494c3c178eb29dc677e81561bc76a806fa32d0b83b39e535c11924e7
- 02 L 30651237c3b47b7b048bea962dad10d9f1d3a61705ae232e88fd87800cf98658
- 03 L 41ad0f34f6352da2f482026f91b91f3c0415cfc3e148a987d59d0da0aae40cff
- 04 L eab652366463b0b01428cfaefbe954e0499b1d9b39a5f8e3791f98e22e2cbfc2
- 05 L 1f470c2235ceb516fd3a869e94f35ed9d61d5faf770986ac1f1b2f7d7f091507
- 06 L 3832983fbdfa7a1dbd5e1237552dd3a7f5ea35a148ce27b1c727bd131d27943e
- 07 L 24ee8cde6475053de93c5b46d25049ba7eaa04b4a3b1dff9f0c792a702d050c4
- 08 R 032c05a5fbc2d89a54b619074bfdad59fc22ca19439b059469d9925b78004699
- root dfe2219dc5affd07487b3e281b2f28d4532a250ffa42197515deba5caa5bea35