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 - CEBU CITY DEO Award a ₱705.8K contract to SERCHER DEVELOPMENT CORPORATIONNational agencies

Transaction hash:

63570f00cffbc561cb96ff323c25189a501c8a7cdc8d6eb8d05ad064abd5ef16

Status:

Included and unchanged

Block:

#1,110 4,903 blocks after it

Position in block:

Transaction 22 of 57

Award day:

Apr 1, 2011 (15 yrs 7 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS HIGHWAYS - CEBU CITY DEO

To:

SERCHER DEVELOPMENT CORPORATION

Value:

₱705,823.92

Project:

Cluster II-BLDG a.) Repair / Improvement of Multi Purpose Bldg., Barrio Luz and b.) Construction of Multi Purpose Bldg., TESDA, Brgy. Lahug, Cebu City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS HIGHWAYS - CEBU CITY 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 #1,110 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 - CEBU CITY DEO awarded it to SERCHER DEVELOPMENT CORPORATION on 2011-04-01.
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 63570f00cf…d5ef16now …
2. Block Merkle root changed
stored 69c77df310…288a9dnow …
3. Block #1110 hash changed
stored b22dd7f020…19dce5now …

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

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 56 records. Each step hashes the current value together with the sibling shown.

leaf 63570f00cffbc561cb96ff323c25189a501c8a7cdc8d6eb8d05ad064abd5ef16
01 R 6a36c29ed3afb64d4e35289191f65f08e97f47a11d2cee37c8e15592ad89573e
02 L 517cddc7550fbc06267cfeed3c62fa983f1c655e4b583502c60004c780542c43
03 L 6fd232218a3024f4d84cdb47bb0b66407f4edb92f39ceef413e6b20de18725e4
04 R b349d8bcaa7675680c428ff1b91466682a54c6ebe227b5bb626562ac2fe2813b
05 L 327facbbf1a6271c28c9105984bf740671ad0a55e6f9a6b4d260ef32124073e4
06 R 9563cea248478521519e788dfc0bdc0230613a4ade6472cb003d2be2995c6eb2
root 69c77df310b8e09c5a1c4612e9d3d899076d6b5d268c48f6cdbecbb474288a9d