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

KAYPIAN ELEMENTARY SCHOOL Award a ₱49.7K contract to RKEA BUILDERS & SUPPLYNational agencies

Transaction hash:

ae7cebadffa6e49fd465cfe25c8d46ec9d5aa773c48e03d5e308f20c7b0bb3de

Status:

Included and unchanged

Block:

#5,100 913 blocks after it

Position in block:

Transaction 350 of 529

Award day:

Mar 22, 2023 (3 yrs 7 mo ago)

From:

KAYPIAN ELEMENTARY SCHOOL

To:

RKEA BUILDERS & SUPPLY

Value:

₱49,724.06

Project:

Construction Projects

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

KAYPIAN ELEMENTARY SCHOOL

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 #5,100 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)
KAYPIAN ELEMENTARY SCHOOL awarded it to RKEA BUILDERS & SUPPLY on 2023-03-22.
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 ae7cebadff…0bb3denow …
2. Block Merkle root changed
stored ee5123c4c1…ec27b0now …
3. Block #5100 hash changed
stored cd988adc6d…3bcc87now …

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

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 528 records. Each step hashes the current value together with the sibling shown.

leaf ae7cebadffa6e49fd465cfe25c8d46ec9d5aa773c48e03d5e308f20c7b0bb3de
01 R aed4639aa330e4fd64eeb3867035b336d5ccad123ec28ed64af637247c69b824
02 L 635d6f83e08ddc06babfe1732dbf2c694bfaf34d9ddec9b55bd71e67ebc0efdd
03 L 2e428208f48e93438f474bca7671e99227128ec92bd667bace01842dd0b86309
04 L 57e6765bb9da6921b1a54dee7dd8613faa8ea5e28504a18477bcc132d29b6dfd
05 L 7409a72aa2875ad9bec6c3e5b2cb2f96cb8d21fe41f2694d9365453ad0842a54
06 R 3833be42841c144e6c49ab2e717bd1a4faeb859010569f5c447b2d2a63849fef
07 L 5f76d55df355a6cb9c4df607d592d09f711a4cab41d45a7fec56944078b343d9
08 R c560d92327ca616f7a07439e4e218e1a139989392b329b8f1af65ccd88a113f3
09 L 6829a1cc45f2f3fa8c559d9da97cc953038626f484e2318ca11397f4dbf273f8
10 R 1cb7a19e9cad73b92f597e16a1cccccc64720fd6363362f3181a280aa3a778d1
root ee5123c4c1fe25c87a28480768fc71bd7d08798a5d13111020a7643761ec27b0