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
APITransaction action
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NEG. OCC. 4TH DEO Award a ₱54.7M contract to SILVER DRAGON CONSTRUCTION LUMBER AND GLASS SUPPLYNational agencies
Transaction hash:
79295f9f9eecc5e083f044d57b086ed5acf57529b49a0af22745fc8d4357dc41
Status:
Included and unchanged
Block:
#3,130 2,883 blocks after it
Position in block:
Transaction 116 of 224
Award day:
Jul 12, 2017 (9 yrs 4 mo ago)
Value:
₱54,708,845.31
Project:
Construction of Four (4) Units, Two (2) Storey, Ei
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
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 #3,130 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NEG. OCC. 4TH DEO awarded it to SILVER DRAGON CONSTRUCTION LUMBER AND GLASS SUPPLY on 2017-07-12.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA 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
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored 79295f9f9e…57dc41now …
- 2. Block Merkle root changedstored 4d220a0fa6…c3071fnow …
- 3. Block #3130 hash changedstored 29237933df…a918c8now …
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 223 records. Each step hashes the current value together with the sibling shown.
- leaf 79295f9f9eecc5e083f044d57b086ed5acf57529b49a0af22745fc8d4357dc41
- 01 R 7c64325b48c36b28f082248c09934609569a6d8256d9157c0599f25aa28d68b4
- 02 R c0ae04537e0608dd7518d3cbc455de6ce2820038f891764656975b3ad5d67aa4
- 03 L 839f4088332bfa47bb4c3fdd284588d8984f0a0745b4740e465d0c7dc4586196
- 04 R 80b397f6556b80d004a8c7ad8774848e70808f149cbedb60e46e625fee556af5
- 05 L a39ee1a0d07dc2e06cfbacf9b4af1403fd1c37a291f9d0391eb821bb2f4541dc
- 06 L 4c12fd334f2c1265b4cf9f4ec50f8daec1ce69d6824de5b97da2ab3396d2dbb0
- 07 L 06fa8a0f7744098b9365c82dcc59f9d59890098cf4eff2af209029ba37c6e432
- 08 R 1803f1925e5db08810e9e3569191b7aee7ca43d14b39b91610d319c35cf68efb
- root 4d220a0fa67b39136d32538137114fb807ed95b25b5737d162ba696c31c3071f