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

DR. GERONIMO B. ZALDIVAR MEMORIAL SCHOOL OF FISHERIES Award a ₱1.5M contract to ARYANESA CONSTRUCTION & ENTERPRISESNational agencies

Transaction hash:

5baac9f83c5bb7a02fe2d83d7d736fe960b24a1c1a10af14beca6d2285820818

Status:

Included and unchanged

Block:

#1,513 4,500 blocks after it

Position in block:

Transaction 23 of 64

Award day:

Jul 20, 2012 (14 yrs 3 mo ago)

From:

DR. GERONIMO B. ZALDIVAR MEMORIAL SCHOOL OF FISHERIES

To:

ARYANESA CONSTRUCTION & ENTERPRISES

Value:

₱1,489,997.91

Project:

Construction of New (multi-purpose) Laboratory Workshop Building

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DR. GERONIMO B. ZALDIVAR MEMORIAL SCHOOL OF FISHERIES

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 #1,513 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)
DR. GERONIMO B. ZALDIVAR MEMORIAL SCHOOL OF FISHERIES awarded it to ARYANESA CONSTRUCTION & ENTERPRISES on 2012-07-20.
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 5baac9f83c…820818now …
2. Block Merkle root changed
stored 7b0682ff32…dbf37enow …
3. Block #1513 hash changed
stored 727350c683…556f3bnow …

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

leaf 5baac9f83c5bb7a02fe2d83d7d736fe960b24a1c1a10af14beca6d2285820818
01 L 529f3234a57e07aae1f3b2b07197359985e814aee9576e264f3e8f776bbb0893
02 L 16819b1c06e1fbb06e8e35eaec0f008606535bf8ea873544c69dee840f1601fe
03 L 775119bdff9f1a261ea77082061b60721f30d21b6ae8f1a5a5cbdb8d75184b68
04 R 792068eb29f9f59b0264ea0376fb3564c3d6cde0a2191bc14a06885bc7e6f45b
05 L 7d2d51dfe90ef6dc854e44bf818e146d311463d81ae037aa9ac6b638a5464d66
06 R 9295be7a3417bc698f8e113836ac45c9a3599bdbc975fe4963898ae3eca6f4a6
root 7b0682ff328de8bc1e9f33fcdfa098e346ce2c2c453e3254d5df7f4e01dbf37e