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 - REGION V Award a ₱237.4M contract to IA FERRER CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
bc81f0fbbbe7f9fbdeea61b7762b9acd50bf06b7ef81af2ebc202c11634b4507
Status:
Included and unchanged
Block:
#5,772 241 blocks after it
Position in block:
Transaction 680 of 935
Award day:
Feb 14, 2025 (1 yr 8 mo ago)
Value:
₱237,404,844.77
Project:
25F00077
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 #5,772 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 - REGION V awarded it to IA FERRER CONSTRUCTION & SUPPLY on 2025-02-14.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 bc81f0fbbb…4b4507now …
- 2. Block Merkle root changedstored 8860a8c1d3…0be8efnow …
- 3. Block #5772 hash changedstored 6ce147a494…2c3bd0now …
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 934 records. Each step hashes the current value together with the sibling shown.
- leaf bc81f0fbbbe7f9fbdeea61b7762b9acd50bf06b7ef81af2ebc202c11634b4507
- 01 R bc859e414b06d53f2b8002236357c5d2cbcec5c2a56cb8471b360afd87f7bc1d
- 02 R e0378155872037d9cfd63dff7eef9804b4a9e5eabcab868e62733c059d47dbe9
- 03 R 8d885de362fe6ec5df3cb372f8d6d37a726d06caac7143feafa9ba25ad2052c7
- 04 L af2e5fe161cae8cdd98d1373e0eefc2084a551803b2de22e35c94e51f7a115a6
- 05 R 92307ece0bef47088c80497344d4c8d16046565aa3687eb2a888754ad1b24818
- 06 L 7b694602b8b546d7fbd8523ee722e7bff63536d3e18bba9c5db71371711a6aef
- 07 R 2dade236f4f50565aca680803366fd1386b897f27566df17ca99429fc1282c3c
- 08 L a71b59db29186a78391e4249f667469a7654bba728aae2f56b3aff777e951715
- 09 R 9a0d20def8766ca6f27e780ef6e2fb7b9dd68f50436ede445796ee6c24245bf6
- 10 L d47ebbf13e4842903d66562467bd0a5c9d709eab9c524445145f1d76f112a517
- root 8860a8c1d31ede50d4c07ce077ad405f87798b9e530d5a9ab4efc2cc610be8ef