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 - TARLAC 2ND-DEO Award a ₱35.2M contract to MARKNEST CONSTRUCTION & TRADINGNational agencies
Transaction hash:
c56dc6655ebddec910e64c4b37da5602b0252a10eb9122b5cf66c120617ff38d
Status:
Included and unchanged
Block:
#3,257 2,756 blocks after it
Position in block:
Transaction 345 of 449
Award day:
Nov 27, 2017 (8 yrs 11 mo ago)
Value:
₱35,244,980.44
Project:
17CK0108
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 #3,257 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 - TARLAC 2ND-DEO awarded it to MARKNEST CONSTRUCTION & TRADING on 2017-11-27.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 c56dc6655e…7ff38dnow …
- 2. Block Merkle root changedstored 63db5df313…e04636now …
- 3. Block #3257 hash changedstored f5a3f36d76…61156dnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 448 records. Each step hashes the current value together with the sibling shown.
- leaf c56dc6655ebddec910e64c4b37da5602b0252a10eb9122b5cf66c120617ff38d
- 01 L c552db5c18e67373800fd31884ddcb81beca054c6f2cf0129e1d70a02d50dc96
- 02 R 3f99e4b6ecd5229707321f7971669b05a09080df3e578ad5df99f8959ddc4c1d
- 03 R 91a120581ca47e0c3a2f32a15b8a27c95e9bfb85e31692580c7ae8889510290c
- 04 L 6e7a3827b125de950f8f0dd2b1af6aeacebdf7bd2ee27afe8bb87e934076b44a
- 05 L 32c1ab00e50dd08f8abcd83f09257177046a93defc8f382fd58b1a6b862ce912
- 06 R fc78ab87044baf0ceccd0590017f486f6effdb8388fead05590a27fc0ddc6275
- 07 L 07e7774242ac9882d0b986db771fe7371a08079fb868df40b9381e52c2b22ee2
- 08 R 5f6194acfb3c7bafbe193d807f79ef7cf46524704b81791b8ce4bb16a4e8385e
- 09 L a7ba5bd32f3b73be2be95512b95556b78957f78fee052031268a1801757002b7
- root 63db5df313eb89127fa51dfc694b3c0fcb709736f11ceaf0dde5a3fbcee04636