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 AND HIGHWAYS - NEG. OCC. 3RD DEO Award a ₱24.3M contract to SILVER DRAGON CONSTRUCTION LUMBER AND GLASS SUPPLYNational agencies

Transaction hash:

dca7afcdf3f2935b2db91398d518c94703db1c6f00585f0e4df3bfa77bec1dcc

Status:

Included and unchanged

Block:

#2,805 3,208 blocks after it

Position in block:

Transaction 74 of 80

Award day:

Jul 27, 2016 (10 yrs 3 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NEG. OCC. 3RD DEO

To:

SILVER DRAGON CONSTRUCTION LUMBER AND GLASS SUPPLY

Value:

₱24,250,751.16

Project:

16GM0040

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NEG. OCC. 3RD 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 #2,805 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 AND HIGHWAYS - NEG. OCC. 3RD DEO awarded it to SILVER DRAGON CONSTRUCTION LUMBER AND GLASS SUPPLY on 2016-07-27.
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 dca7afcdf3…ec1dccnow …
2. Block Merkle root changed
stored a735bb26a6…46a8d1now …
3. Block #2805 hash changed
stored f8685158e3…8be855now …

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

leaf dca7afcdf3f2935b2db91398d518c94703db1c6f00585f0e4df3bfa77bec1dcc
01 R e5ec85f5da08ea65096c8031c5e1e04192151f25dd4b20c858635d1ae56bad4e
02 L bc4b30e32364e5cb6132a7dbc2c61ad736813b2fc823a8436f07a4dc56018475
03 R 8f8ed2134997f1cb8bc9155a498097e8da5e19caa3ccf1d9e0a341c05c1d1fdf
04 L d4f777c9d585afade98330403cebb850a931865af54b05a08d298f4440b3d6ce
05 R d28af77ddb626c0c7e69f9a5f3119c37729c42f5e354ef4a9d78df4dc76bf1b1
06 R e1b2b2b31e40449d674f3be7821a0005259366710ee92abbb4d1350a0389170a
07 L b191855056246047b2869872946cd1251931dace0f01226aee3a8b364ccae8bd
root a735bb26a645dfc01db67f147ed0153f825c31b82a2b6faa1ed9465ba546a8d1