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 - SURIGAO DEL SUR 1S Award a ₱1.3M contract to JOAN CONSTRUCTIONNational agencies
Transaction hash:
4a7be2039e3e747ba4eaa17b6a1e2b00bb814089f2eba8da2c9159564a34ccd8
Status:
Included and unchanged
Block:
#2,460 3,553 blocks after it
Position in block:
Transaction 51 of 215
Award day:
Jul 13, 2015 (11 yrs 4 mo ago)
Value:
₱1,269,853.33
Project:
15NH0016 Building
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 #2,460 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 - SURIGAO DEL SUR 1S awarded it to JOAN CONSTRUCTION on 2015-07-13.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 4a7be2039e…34ccd8now …
- 2. Block Merkle root changedstored 3fa61d5aba…798948now …
- 3. Block #2460 hash changedstored 8503d5cc27…d658cfnow …
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 214 records. Each step hashes the current value together with the sibling shown.
- leaf 4a7be2039e3e747ba4eaa17b6a1e2b00bb814089f2eba8da2c9159564a34ccd8
- 01 L 4a56e4f3e39e22576510e89fe0e6e10b875d9c7a67258a4bdb97e6d8f5506524
- 02 L 0c70fc754c32f2db2ea828659d601e70d249ff0251a67639a054eb5bfe35cf63
- 03 R 8ddac22a2bf1e9f27e6462e7cae192fd1306a3f1ce78628645898fa6d44cfc5a
- 04 R fe2ea48edbaa140d745cef0011546061683da8e510a57c12d6b00d35ce1f15c1
- 05 L 499b66496921c4a73419097c154a7149b0cf1be59ccea8c9856370ace31499fc
- 06 L 4d922081edacad36f359c7b1bd0c84838bf2621b1839f6388795512f17bb04f2
- 07 R 1e754f58881d0fbdd50f1efcb0b59bb14b8cc1e9681fc539e1f133740303df18
- 08 R dc6e45155b7b6f747ed04443c92bb5621bafc8432b0cfc525fc636c5789ee8ab
- root 3fa61d5aba89c280a5ec3d6d06c15388057ebfdb409a7a979a1a96ec1e798948