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

EAST AVENUE MEDICAL CENTER Award a ₱10.5M contract to TOKWING CONSTRUCTION CORP.National agencies

Transaction hash:

0787e4e901f6788fbaeea314ad06efccb329f16544ce3040dd8aa43dbd9c6464

Status:

Included and unchanged

Block:

#2,225 3,788 blocks after it

Position in block:

Transaction 4 of 82

Award day:

Oct 29, 2014 (12 yrs ago)

From:

EAST AVENUE MEDICAL CENTER

To:

TOKWING CONSTRUCTION CORP.

Value:

₱10,474,871.28

Project:

Renovation of Old Eye Center

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

EAST AVENUE MEDICAL CENTER

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 #2,225 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)
EAST AVENUE MEDICAL CENTER awarded it to TOKWING CONSTRUCTION CORP. on 2014-10-29.
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 0787e4e901…9c6464now …
2. Block Merkle root changed
stored 9e13b6250e…270b2bnow …
3. Block #2225 hash changed
stored b0b5b7a988…1cc16bnow …

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

leaf 0787e4e901f6788fbaeea314ad06efccb329f16544ce3040dd8aa43dbd9c6464
01 R 0a2255b232447ac48c320b754f6937e1e381c1acbf32fe5228c8dbc30039fbb7
02 R 81f0a6906ceee1c808a3edc6b7643280276b9ded1e43f7bbad97f084c2923c32
03 L 0239128053f353b085df7ce78ed8dc3cfa31456a6a2daaf6b3982a2d2bfb1acb
04 R 564124cae6cbacb453f3c3bde5f2718a01624f3ff078572c58f4cb807aa4a4ce
05 R eedeb60f728c05b0afcafe16b5da6214e7a65182eb689e66716f2f873fb4f28e
06 R deed853ef23e6b7b47e4e59a0e5aa3cd05077e006a6da3f9beb594070198a9e6
07 R a9d84d0051d0691fc31f905631072ab9099b0ac3377222e83d31f2a4d1939e80
root 9e13b6250ed6f6d77594de93138379f9c41ec4377fd7a6f43ee1717d5c270b2b