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 - NEGROS ORIENTAL 3R Award a ₱2.0M contract to MG CONSTRUCTIONNational agencies
Transaction hash:
d71daf089d703e32cd8126a39335aae3b2683f7579a32cf641e535d198a7bf1d
Status:
Included and unchanged
Block:
#4,361 1,652 blocks after it
Position in block:
Transaction 301 of 340
Award day:
Feb 11, 2021 (5 yrs 9 mo ago)
Value:
₱1,960,023.03
Project:
21HL0089
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 #4,361 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 2021 LP", i.e. the FY2021 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 - NEGROS ORIENTAL 3R awarded it to MG CONSTRUCTION on 2021-02-11.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21HL0089: 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 2021-05-31). 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 d71daf089d…a7bf1dnow …
- 2. Block Merkle root changedstored 9df6f63064…40297fnow …
- 3. Block #4361 hash changedstored 0305164d33…292f3bnow …
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 339 records. Each step hashes the current value together with the sibling shown.
- leaf d71daf089d703e32cd8126a39335aae3b2683f7579a32cf641e535d198a7bf1d
- 01 L d6d4e708e6396d4f7c1112279ac61f9a161d04cfeb076ae8e2975ff62d8734f6
- 02 R 0b7615b6aca5f03401544e6b2e4e089f95e6bebeb9e92a394ffafbd3739ba32e
- 03 L b9946a87a22d8110cf4574e0d3f62bd009eb510bc278ee60b32956b72b6bc2e6
- 04 L 04b930673b6dce369da7b20972a8280fb4282e60d70a2dc2385dcc98615400f9
- 05 R 604baa9d2e4876d7e00fa7a9bab80704bea16bdfa92cd1a0274f4f649c5a37f7
- 06 L ff4baf74999e78be58d5585c23f1ddd0653fad3d2c6058f3e473a0f60f129a0c
- 07 R 3a02677784e10adcc9b68f5eb032e1cc9db1f92999553e403274f635704fe3f3
- 08 R 63ae5d6163c06397e443e4f72ab2390b3514aa005c1afa3cbf7dbbaa41baa19d
- 09 L 5a334070a4e3851e58525867b4cc4b74c3b302375292bb432e07f41eae771236
- root 9df6f630648cd7495c2768ab6dfb9da07bb78f75ddab0ba649497e942c40297f