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

API

Transaction action

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - IFUGAO Award a ₱56.3M contract to SAKI CONSTRUCTIONNational agencies

Transaction hash:

384d6feb1d74e4ec24d06cfb5118512cd6e05abf0baa6e4e3c0937735e53f2df

Status:

Included and unchanged

Block:

#4,258 1,755 blocks after it

Position in block:

Transaction 18 of 94

Award day:

Oct 22, 2020 (6 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - IFUGAO

To:

SAKI CONSTRUCTION

Value:

₱56,320,970.92

Project:

20PG0030

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - IFUGAO

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 #4,258 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5

1. Appropriation
GAA line item · Sec. 5(b)
The award does not say which budget line pays for it.
Not published
2. Allotment release
SARO / allotment · Sec. 5(c)(iii)
Not published per project. DBM releases SAROs, but not linked to individual contracts.
Not published
3. Cash allocation
Notice of Cash Allocation · Sec. 5(c)(iv)
Not published per project.
Not published
4. Contract award
Notice of Award (PhilGEPS) · Sec. 5(d)
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - IFUGAO awarded it to SAKI CONSTRUCTION on 2020-10-22.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
No matching DPWH contract record (only DPWH contracts are listed with progress).
Not published
6. Payment
Disbursement voucher · Sec. 5(c)(viii)
Not published. No public source shows how much of this contract has been paid.
Not published
7. Completion
Certificate of completion · Sec. 5(d)
No completion certificate published.
Not published
8. Audit
COA 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

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

Contract amount (₱)

1. Record fingerprint changed
stored 384d6feb1d…53f2dfnow …
2. Block Merkle root changed
stored 8b173da625…ce32f8now …
3. Block #4258 hash changed
stored e158cefb83…9873d9now …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 93 records. Each step hashes the current value together with the sibling shown.

leaf 384d6feb1d74e4ec24d06cfb5118512cd6e05abf0baa6e4e3c0937735e53f2df
01 R 3b6ec8f534ba3e50afb00144da0acf48e63d9a9772e97d945a62a7f0c669c194
02 L c39dfb72fe0798d179cb0595a29150dd153ca14798f7885ad6a1b7c8b4bcc910
03 R 0340e4cf9193cafd70500d88a82c83e077567414484987ed4e65110ceb117c05
04 R f1c1d27d5c54e462b0dd9d4cdb269d31605777da1968a6f8d8f8485a1171ce17
05 L 825095ef5f61cbcdb2a34b965da0a2237e6c4a2aa058dd0031dd30d47512f4a6
06 R ca0d73573474e6c834847b782b7f4d3e36cc451befeed1bcf540b21e3b317982
07 R 20c42286cd664f644aa6a1d2efd3a293942804e562ee3747e63ba8fe55d81762
root 8b173da62513d10e1073a1e12061403b6160e39ad534a9f461b774351ece32f8