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 - LEYTE 5TH ED Award a ₱12.6M contract to DC BROS BUILDERS AND TRADINGNational agencies
Transaction hash:
db4b2b6e30aa386a783e8d53853a3482719ef995dea2891537d8b5932c5718bb
Status:
Included and unchanged
Block:
#4,798 1,215 blocks after it
Position in block:
Transaction 641 of 742
Award day:
May 11, 2022 (4 yrs 6 mo ago)
Value:
₱12,562,941.00
Project:
Network Development – Road Widening
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 #4,798 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 "Regular Infra - GAA 2022 OO-1", i.e. the FY2022 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 - LEYTE 5TH ED awarded it to DC BROS BUILDERS AND TRADING on 2022-05-11.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22IG0021: 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 2022-09-06). 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 db4b2b6e30…5718bbnow …
- 2. Block Merkle root changedstored 9cce638790…0fd03cnow …
- 3. Block #4798 hash changedstored 5006c83b53…4462a6now …
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 741 records. Each step hashes the current value together with the sibling shown.
- leaf db4b2b6e30aa386a783e8d53853a3482719ef995dea2891537d8b5932c5718bb
- 01 L db3a7f9b813672bae664eb78e5214ad50145f091115b2be77a42c9517aba6ec1
- 02 R d7b4d1d8896b6c4cec14e44841e569e3b091cc680a54d495c2337f24dc2b5005
- 03 R f394654de8662037bbfeb80b69315ae7c63b7bbcf34076e034eb533f1ac478e5
- 04 R ef39d46d0a2a10263dfe98f40849242c99645484300bd118d62d1daaf0b75f86
- 05 R cdab30dbe75319b21dcab658f1bfdf34e131eb400354167b824bd7dc5c86944f
- 06 R 22621914cbcdbb671566a6642a916d5ac404bec02ff4b56fae440172c3748af6
- 07 R 7d339834b0e803ff35d624f3f9ce1ccaaed1b001a0786b4c8c83d9ec99d2431b
- 08 L 2d90273ec0c000e979bc86c9f266e6e1dd2ef80d0cc1af9932615fdd35f70042
- 09 R bacf4f9385930fc748f3cda2a91b2954fd016b4ad2e656b0ca571015b4a33633
- 10 L a10011dcb8bf608029162c036518f2804f42daac0449c1594e275ed7ce78df7f
- root 9cce63879079a6da06fb190c52b2bb84c29396de8abc4c654b67437ec70fd03c