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 - CAMARINES NORTE ED Award a ₱3.9M contract to PRECIOUS CONSTRUCTIONNational agencies
Transaction hash:
867b6f3c45f4bab75b19b671c673da693c28a05b8da6070113fe33ec18b34746
Status:
Included and unchanged
Block:
#2,803 3,210 blocks after it
Position in block:
Transaction 85 of 162
Award day:
Jul 25, 2016 (10 yrs 3 mo ago)
Value:
₱3,893,664.23
Project:
16FC0042
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 #2,803 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)DPWH lists the funding source as "Outside Infra - GAA 2016 DA Farm-to-Market Roads", i.e. the FY2016 GAA. The exact UACS line is not given.Partly
- 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 - CAMARINES NORTE ED awarded it to PRECIOUS CONSTRUCTION on 2016-07-25.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 16FC0042: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2016-09-26). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 867b6f3c45…b34746now …
- 2. Block Merkle root changedstored a22f75152b…cb759bnow …
- 3. Block #2803 hash changedstored 28a5807c8f…f0fdcfnow …
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 161 records. Each step hashes the current value together with the sibling shown.
- leaf 867b6f3c45f4bab75b19b671c673da693c28a05b8da6070113fe33ec18b34746
- 01 L 840658a0f0e9268aa0cfc84a53047ad79b39b451206a387b3e0d4ee363330048
- 02 R 993aca8cd64e9737302eace4a6700b2bdf37aede875a93cc04e71b4a839c58a3
- 03 L c42b1a199f118e26c3ab36ad54bf6d3f2551c0cd2eb3895651052ed15553c036
- 04 R 029a5558254ad87d1f04964bf9647622ea5522fcb00130cb31f401edc287d2f8
- 05 L 9fe9382b226667a1343d5d1b060f452558aaf8800a18b9bac1d90568afa0274c
- 06 R 02286d2e677380ccaac6c221623e86e71f205e844e85ad657cc8b97bdde0d0fe
- 07 L c96520e6e4f56e0036f3cee67a650cf35951565944bfd54c44f8c1f32c3f6157
- 08 R 9fe4bd102fde789803ffa6cb61ce8acf4441d07c22867470e9e3ad6d8d966af0
- root a22f75152b9fa2f42a3e4ae56ae4a1e50eeb70f3ad047314b08b5c7bcecb759b