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
METROPOLITAN WATERWORKS AND SEWERAGE SYSTEM Award a ₱20.5M contract to J2M BUILDERSNational agencies
Transaction hash:
4a09a732bf121cc7dfe5df463b0bcbfab25027f07460fd4c727825660b42e921
Status:
Included and unchanged
Block:
#5,370 643 blocks after it
Position in block:
Transaction 140 of 497
Award day:
Dec 27, 2023 (2 yrs 10 mo ago)
To:
Value:
₱20,508,546.93
Project:
3rd Floor Renovation
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 #5,370 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)METROPOLITAN WATERWORKS AND SEWERAGE SYSTEM awarded it to J2M BUILDERS on 2023-12-27.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 4a09a732bf…42e921now …
- 2. Block Merkle root changedstored 3503e7c856…fecba7now …
- 3. Block #5370 hash changedstored 34d3c28f51…9903c8now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 496 records. Each step hashes the current value together with the sibling shown.
- leaf 4a09a732bf121cc7dfe5df463b0bcbfab25027f07460fd4c727825660b42e921
- 01 R 4a7118998169df0cfd6ca2cb30e303d7b842a21ff82dee9f0e9a660acfd6c667
- 02 R 857ea4c4f6c9c3bbd673a9c7f2c1386f252b0b6cf18373b515eccf2f7d6235c2
- 03 L 505e39c10aaef4abcfccfb3f6f733d7f2a51cfcb17c4eb26771d07f415e7fd19
- 04 L a3307bad6525d21a17c1046402a8ce1abc2078297092d3b4a40157caf46b527a
- 05 R f6663f55b8dbd95522d8f668982723ca615aaae111a5f4c23b0b238e51964548
- 06 R 20bca03fb9e744dc31ede2778a3fde5ba7cf46c364c93bae732b627e35e2bf2a
- 07 R 6142c5b19a05b537483ad6470fc73a0f5487b08193e58569c773d398d1c8002b
- 08 L f5d8c26e6534e0e28016d639c859ae722531e91fcb22ec43d3638ebe2e42c705
- 09 R 7c253977e6e2940995db15d3311c357594b73f92211eaa1a4a4389f5062d8c88
- root 3503e7c856433cd5eeba369985694a6eea65d67d0179b2686982a65ba3fecba7