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 - RIZAL II DEO Award a ₱755.5K contract to P.B. GREY CONSTRUCTIONNational agencies
Transaction hash:
17cba124ca18a09e2cfb5c93f35bc7afaeeb32e7b14ae884fa9ba3a507100850
Status:
Included and unchanged
Block:
#1,704 4,309 blocks after it
Position in block:
Transaction 28 of 261
Award day:
Mar 15, 2013 (13 yrs 7 mo ago)
Value:
₱755,498.71
Project:
13DO0008
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 #1,704 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 - RIZAL II DEO awarded it to P.B. GREY CONSTRUCTION on 2013-03-15.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 17cba124ca…100850now …
- 2. Block Merkle root changedstored fbcc48245e…225cbcnow …
- 3. Block #1704 hash changedstored fc8101677c…75fa7dnow …
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 260 records. Each step hashes the current value together with the sibling shown.
- leaf 17cba124ca18a09e2cfb5c93f35bc7afaeeb32e7b14ae884fa9ba3a507100850
- 01 R 186a5f49c5d1cd685e9c8d3cd350e108f1cee1a0f68aa7bf6be7d18dfe7558ed
- 02 R 6664bd067039328b09a4a738a3ce1e9b84b676d25693547068220e6a9e82a84a
- 03 L c245a526940e597f5a2aeeeb9fcf14c836feb98484c0bc98a569b15dc8af6977
- 04 L 76191ccd7c960613e1d2e448d7e9075381734aed3068251c8e685001444272f6
- 05 L eec8aea7b0212a0e8f31854428aec72ceaf1c4c224f162e46cdfd810d10af17e
- 06 R 2cfe876fc3d61e7dc3ff90ed5122c78a661c59c7c45537258e666d4f0fbd3c05
- 07 R 4b0f0d1b7b5641ab50fe560dc9241c8829da53afbe12b3ee74e5972c8f60fbcf
- 08 R 0368fcaf73c3d0d70c4dc8c4d5456b824510329a0bfeb13c505d111827cc828b
- 09 R 67037c2ec98a6c7124fd2f2b01a63058d6f7acf92454ee24e4e6c66c1bb56821
- root fbcc48245e1ab341cac5bf538ba066ec0d55606ef4204db5f41fdebce5225cbc