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
DOTC-MRT3 Award a ₱2.9M contract to F. J. TIU & ASSOCIATES CONSTRUCTION & DEVELOPMENT CORP.National agencies
Transaction hash:
c19900f482be1cc4e608c8d39e7b66421dc3731043fe0b09471eee906ccf6b9b
Status:
Included and unchanged
Block:
#1,947 4,066 blocks after it
Position in block:
Transaction 175 of 219
Award day:
Dec 18, 2013 (12 yrs 10 mo ago)
From:
Value:
₱2,901,272.13
Project:
Mainline Tracks Perimeter Fence Enhancement Phase
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 #1,947 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)DOTC-MRT3 awarded it to F. J. TIU & ASSOCIATES CONSTRUCTION & DEVELOPMENT CORP. on 2013-12-18.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 c19900f482…cf6b9bnow …
- 2. Block Merkle root changedstored e094092e80…fec8d0now …
- 3. Block #1947 hash changedstored aea3f997bf…2a3b5cnow …
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 218 records. Each step hashes the current value together with the sibling shown.
- leaf c19900f482be1cc4e608c8d39e7b66421dc3731043fe0b09471eee906ccf6b9b
- 01 L c160c7512c4eeed3b1e615e3948dac831f23699b163106d34e0ab789fe7bd77b
- 02 L 69a50603516acf8425c3bd45cd8c8756ee9efb8b5b9f6a23c0c7bdeda439449f
- 03 L 1898319516319f0304c2b64cbc9aad953511b6d5caf6b054c56161df202408c4
- 04 L f646b0b75f0aec2475ed986a923901d493ffd482254366ddb6ba2f212bbc727e
- 05 R e264916922a50099616ab4d8ad6dcb0ebfcdfc0b01f564e8d83a26da5d746edc
- 06 L 7c7130a298a1520812de968bf59f73005e982f9cac27907db1c8a2afa0904c36
- 07 R 88d8c0f8a92b999486ab2111d9bffe010b2c76e7a1fc499bbe894c6f95fd2a4e
- 08 L a8ac64f219de6fd6d062d6d87efd06547461e250378d7045b04fbac364a0d8c0
- root e094092e80d9dcb1772dc6c301f576057e40b6b04b3634224c8627602efec8d0