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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BATANGAS 2ND ED Award a ₱19.0M contract to EFREN RAMIREZ CONSTRUCTION AND GENERAL SERVICES CORPORATIONNational agencies
Transaction hash:
59bb0aea1cf01d1099d2a9de80b4dc10310781eedae2408302609a7ef4bf2cd7
Status:
Included and unchanged
Block:
#4,700 1,313 blocks after it
Position in block:
Transaction 224 of 663
Award day:
Jan 25, 2022 (4 yrs 9 mo ago)
Value:
₱19,015,293.32
Project:
22DE0006 ORGANIZATIONAL OUTCOME 2 Protect Lives
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 #4,700 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BATANGAS 2ND ED awarded it to EFREN RAMIREZ CONSTRUCTION AND GENERAL SERVICES CORPORATION on 2022-01-25.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 59bb0aea1c…bf2cd7now …
- 2. Block Merkle root changedstored 4e4fd12e45…b5cfd0now …
- 3. Block #4700 hash changedstored 3a4463127e…9c7f35now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 662 records. Each step hashes the current value together with the sibling shown.
- leaf 59bb0aea1cf01d1099d2a9de80b4dc10310781eedae2408302609a7ef4bf2cd7
- 01 R 5a6da5e6a066590b0cf37c87730252ca7bef7cf28308d6f18dd7f4f8cd6c8d12
- 02 R 3546abdff49733efe7e1d3cf85b7efb3f54add6762a4c8ecbb54472a9169d76d
- 03 R e79119ef4fae4376da6ceca570327af45b33a726c47533e74c56e79f0a8b18d9
- 04 R bb6baf95df87181f217b5f2c6227e8cbf4b6cf901cd8ee914c5c40ac9b526b3a
- 05 R c487f24a6ed3b43f6e383d7f7d6d4d9268dfc869076c70840b97d2348284bbbd
- 06 L 383eb7f030c89a5c73b32261b28f2c3dd36292aa55e7388279443a55a7e60959
- 07 L a1b4c8ed3d24a9720914238857fef76035ece85f7c0c81cf4e5b4e2c9ba68c74
- 08 L e56df473f2ca2e801c9f8fe86519ce09349a2ce84f04ecddb8f017161039665a
- 09 R 6448e8b428583e0c997f61e1df2aee42123eb3df229ff31575bc52e9edddeb54
- 10 R 0b01c561a08dfb8a178e37b33709800c02bda44af0928ba4f2779188b1534142
- root 4e4fd12e45dcbd0f6d2228e9d88b4faac0cb820291bddf09d483c5cb33b5cfd0