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 - ILOILO 4TH DEO Award a ₱2.0M contract to CAMCU CONSTRUCTION AND SUPPLIESNational agencies
Transaction hash:
db692a6557cff4101a06b2a7b67e10d3dc37ecbf9cedd7c8d68ed7a743fb9330
Status:
Included and unchanged
Block:
#3,160 2,853 blocks after it
Position in block:
Transaction 218 of 257
Award day:
Aug 11, 2017 (9 yrs 3 mo ago)
Value:
₱1,979,179.75
Project:
17GI0082 - Concreting of Sitio Tabionan, Brgy.
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 #3,160 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 2017 DA FMR", i.e. the FY2017 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 - ILOILO 4TH DEO awarded it to CAMCU CONSTRUCTION AND SUPPLIES on 2017-08-11.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17GI0082: 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 2017-11-03). 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 db692a6557…fb9330now …
- 2. Block Merkle root changedstored d958bb8c20…80a217now …
- 3. Block #3160 hash changedstored 2ba84bfb0d…7e0dednow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 256 records. Each step hashes the current value together with the sibling shown.
- leaf db692a6557cff4101a06b2a7b67e10d3dc37ecbf9cedd7c8d68ed7a743fb9330
- 01 R dd18e2919c74449cbe2e99858f375e121ad25680f6f29c088193332c2826665c
- 02 L e411427f375e219ed74c315286a4a21546a1cb78ec5f16a73e28db1e448e603d
- 03 R ce377ec6e0ee33a1588af80a117473d78dcfcd414ae5a53d09c4ab439482d52d
- 04 L 364a62adaa4883fb27aa373582d7a7ddb06591134ec1ab92b77a3829df1e1c6d
- 05 L 83a593ff20914926cf5294f623412fa898b992c06ace5383fe0ac6962a545f8a
- 06 R 0f6396e8516fd0ddbe7acf9eded8a2c0c6cabe125b6434e7f9a91ff0d2699458
- 07 L 80dd946275d4c62fe2f5685580bd54ae366e049feff724d8629f6468cf167366
- 08 L c5a5b9a50d2fc1c0d40b022c8eaeb652f8221ea84853a2656c1e4e13b4b02f8e
- 09 R c56dfa38cf627e68fe25cacbd684fc24a769f4ebec9888c1b3b4061e6a6cef8b
- root d958bb8c2034383cef20724b88be836f95b94b9df7ff0a1278da2e09e780a217