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 & HIGHWAYS - LDN 1ST DEO Award a ₱9.4M contract to AL-FAHDEL CONSTRUCTION & ENGINEERINGNational agencies

Transaction hash:

dc32bcfbcef700f085f9ee876585f7f0cbb2d230a412fe8e307c5afc6892bc38

Status:

Included and unchanged

Block:

#751 5,262 blocks after it

Position in block:

Transaction 61 of 69

Award day:

Dec 7, 2009 (16 yrs 11 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS & HIGHWAYS - LDN 1ST DEO

To:

AL-FAHDEL CONSTRUCTION & ENGINEERING

Value:

₱9,387,405.43

Project:

Construction of Mina-Koreo Farm-to-Market Road, SND, Lanao del Norte

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS & HIGHWAYS - LDN 1ST DEO

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 #751 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 & HIGHWAYS - LDN 1ST DEO awarded it to AL-FAHDEL CONSTRUCTION & ENGINEERING on 2009-12-07.
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 dc32bcfbce…92bc38now …
2. Block Merkle root changed
stored a799865999…b7e230now …
3. Block #751 hash changed
stored b1f13d04fd…72f196now …

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 68 records. Each step hashes the current value together with the sibling shown.

leaf dc32bcfbcef700f085f9ee876585f7f0cbb2d230a412fe8e307c5afc6892bc38
01 L d211b5202f72dca7ce6a3da1da52372814615e942258bb4d3e4ec0ddcfca112c
02 R 55950fbf56426b5a46626f47ad7cf899463b97eabae0ba9ed9cdb0e4ce5fc4d8
03 L 3360bdc0a086387ff3321ab4b13f104266727fd5a5970e79ff1022fb78f01973
04 L f519952255777c01294541c706e3c2681056b731fb3143cc0b9a6d060fa194ae
05 L 601b92528b23d9ffa1f14be79e5092d8e192f34f7ecdd142e4681fecb80c4c15
06 L 2a5debd3f5c7d0c0ce462ec13ba558e7ab5655c135a71ffa37de8b1f2ef1da43
07 R e7c3f1a3e5f5a3b0a0a45f13f9ec9d4822d0be366fdd70f10362de7185ec902c
root a79986599942e385790de4ed474bace6253a96c24e375e82fec3daf2d9b7e230