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
PROVINCE OF BATANGAS Award a ₱2.5M contract to JUNDES CONSTRUCTION & SUPPLYProvinces
Transaction hash:
5dc37ebdd9efbfaa6c5f5eca3d50458be6e6a361c1f552f8da8479381fef87e2
Status:
Included and unchanged
Block:
#2,964 3,049 blocks after it
Position in block:
Transaction 43 of 138
Award day:
Jan 17, 2017 (9 yrs 9 mo ago)
From:
Value:
₱2,498,353.84
Project:
Civil Works
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 #2,964 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)PROVINCE OF BATANGAS awarded it to JUNDES CONSTRUCTION & SUPPLY on 2017-01-17.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 Batangas gave a "not stated" 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 5dc37ebdd9…ef87e2now …
- 2. Block Merkle root changedstored 1a0cde3e06…5481b5now …
- 3. Block #2964 hash changedstored 3fe3a92f5b…1f7347now …
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 137 records. Each step hashes the current value together with the sibling shown.
- leaf 5dc37ebdd9efbfaa6c5f5eca3d50458be6e6a361c1f552f8da8479381fef87e2
- 01 L 5d32b6555e0ed2a2e7840a084a1f76259a1f00fe6011bfc769799d49ab09bdfd
- 02 L 9b808b905f8aabc73a77b17d67de2a833d13b6c1f03f74a52a3d67e32e648750
- 03 R 071c0202b60a92c23918e686df7d07917cb6bd80196f570bebff30cfa817531f
- 04 L 2441ddc87737eb64ae5c2850e32a962aa64cfc449a2d1c7f5474fe8ec78f2bb4
- 05 R 6805bf8b52d54c50c3201dcbc44b7b43793fe3159eb09cef348ddcdd97af6e83
- 06 L 63eb3daec19642d0786f83461fef27a038bf32912e22eb90c3674533d5640663
- 07 R 78696d815fb5ec9dc95f16b8327ff08d259337f03997315a0162f9b22ee242aa
- 08 R b446ae00fc116ec8018597ab924fead66a573a29170f9566761c4cf5d3bec386
- root 1a0cde3e0642883e9f40f9f681a6f3d19b0bd4f19c5189c8cafd6862035481b5