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 - MIS. OR. FIRST DEO Award a ₱2.0M contract to BRIMA CONSTRUCTION & ENTERPRISESNational agencies
Transaction hash:
7dd2191c08f5ade30fcd942b5e8fa2d5cc803626a4452f4f760b86e42cb7306c
Status:
Included and unchanged
Block:
#1,960 4,053 blocks after it
Position in block:
Transaction 6 of 16
Award day:
Dec 31, 2013 (12 yrs 10 mo ago)
Value:
₱1,966,535.53
Project:
13KK0092
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 #1,960 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 - MIS. OR. FIRST DEO awarded it to BRIMA CONSTRUCTION & ENTERPRISES on 2013-12-31.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 7dd2191c08…b7306cnow …
- 2. Block Merkle root changedstored 22beac73ec…71d475now …
- 3. Block #1960 hash changedstored b69b4e6fdc…3c7d82now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (4 steps)
How this one record is tied to the block's Merkle root, without needing the other 15 records. Each step hashes the current value together with the sibling shown.
- leaf 7dd2191c08f5ade30fcd942b5e8fa2d5cc803626a4452f4f760b86e42cb7306c
- 01 R 8275d42bde8b81105a7510b4729e780d68c404347d42948896cdc3823f6cd0a6
- 02 L d27dd7d1be5082bf0b2dac46c4ff1575d5bd33eee3bb4072807839b4b78f3202
- 03 L a939ff38312c6110a9a5743a8cf25310a13af2840c609fe2b30b43ef1ae95e3e
- 04 R acc1cc523662d5f480c70b3e55db6fb4a9063399ce6b1c9666e0d5cf9b494cdb
- root 22beac73ecb1ab272d1f311f96219f46ba64f220e4bc2c1cedaf1c65a271d475