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 EDUCATION - DIVISION OF CALBAYOG CITY Award a ₱1.9M contract to R.V. CONSTRUCTIONNational agencies

Transaction hash:

cdd581024ca56dd04da4031380e9653d0e9d25ddb2484ef35dd8a7169f160b33

Status:

Included and unchanged

Block:

#1,155 4,858 blocks after it

Position in block:

Transaction 123 of 155

Award day:

May 31, 2011 (15 yrs 5 mo ago)

From:

DEPARTMENT OF EDUCATION - DIVISION OF CALBAYOG CITY

To:

R.V. CONSTRUCTION

Value:

₱1,880,246.01

Project:

a) Construction of 1-CL 7m x 9m School Bldg Roxas II ES b) Construction of 2-CL 7m x 18m School Bldg Cacaransan PS

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF EDUCATION - DIVISION OF CALBAYOG CITY

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 #1,155 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 EDUCATION - DIVISION OF CALBAYOG CITY awarded it to R.V. CONSTRUCTION on 2011-05-31.
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 cdd581024c…160b33now …
2. Block Merkle root changed
stored 207b19843e…d08de9now …
3. Block #1155 hash changed
stored 891906773e…0ffcd8now …

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

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 154 records. Each step hashes the current value together with the sibling shown.

leaf cdd581024ca56dd04da4031380e9653d0e9d25ddb2484ef35dd8a7169f160b33
01 L cd4d21c83e4a53c81a0bdb620de6040855265137c25950f3f1f4163ab9bbab76
02 L 282a58c1a7a6320577bf3e952c778900e4cfecb11771469acde3ed4bdf72f7d1
03 R f76bb9f1b00a6f95e4c9f7f66aafe37af0ef6c4f71f3639c72b46f4a330dd76e
04 L c73e3279898e7bf19e0398e07f9ff142c26c7445e77281644d765e9f7eeb9f32
05 L 534357e74b9a95970aa28fdf946df64d13b9ae506fda0e51cadfc57c4af54442
06 L cc23e952c945b3a1e6776382cfb5994bcb20589bfae601ee469539182c90faa4
07 L da9bf016a5e484b1820c1d27e2de0c0a8cea2fd97051e8f206e1bf8a5ca6095e
08 R d6b26f341e05d206607ae73237382cfcc1f490888f9b2642f8c6204859ea9a96
root 207b19843ee3fda72503c93d5e033bd406f68b88bc75c04ad0546eed61d08de9