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 2N Award a ₱2.5M contract to R.R. GADINGAN CONSTRUCTIONNational agencies
Transaction hash:
a477b1156c1622d052d68d6443d9a1b86b13c5e8dda0e237b5a081ce0f3b561e
Status:
Included and unchanged
Block:
#4,352 1,661 blocks after it
Position in block:
Transaction 118 of 185
Award day:
Feb 1, 2021 (5 yrs 9 mo ago)
Value:
₱2,466,896.35
Project:
Multi-Purpose 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 #4,352 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 2N awarded it to R.R. GADINGAN CONSTRUCTION on 2021-02-01.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21HK0064: 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 2021-07-19). 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 a477b1156c…3b561enow …
- 2. Block Merkle root changedstored ae9c90e88a…0b9082now …
- 3. Block #4352 hash changedstored ece2c5e38e…9362b5now …
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 184 records. Each step hashes the current value together with the sibling shown.
- leaf a477b1156c1622d052d68d6443d9a1b86b13c5e8dda0e237b5a081ce0f3b561e
- 01 R a61f4a4852257891626d42d030c860d2ca6c38ab485d68e53f7ee5456faf37b8
- 02 L aefe2ac52632cf95c7db3f6d990ea5e45480ce2ae3c9d385d14e0d244d9e7289
- 03 L 7b40dea9fefbebd4106f9f05b4b3fa18ba1eaa814fbca9dd7f435f4b52c59fe6
- 04 R 662a1504abfd06dee377c3410df6f00bab3dba84fbab186dc20f8add6de92126
- 05 L 9332d43808de3846fc0e5e07783ad6c755b66b2eba2c1ed32912156f893da143
- 06 L 523386ce9e6c7e5a580d3199e9c57c4a8818d4fee49015c208e89f347880196f
- 07 L 9e887891ff326c69f54b840bbade34ff53f8803c570194752d0e080ccca9439e
- 08 R e33e3fd94739465276fc77fd1ccca8a8d0a2a25cea235220d0f0e8c8ce34da42
- root ae9c90e88ae77a3f4051cc6d67d2c8397230f91c9043f7fe8b1c49419f0b9082