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
NATIONAL IRRIGATION ADMINISTRATION - REGION I Award a ₱8.8M contract to A.P. TAGARINO ENGINEERING AND CONSTRUCTION SERVICESNational agencies
Transaction hash:
ac57dfe4397ddc5fea1900cbae0be5f3967c595e6c7fb1a616a2719de5966d78
Status:
Included and unchanged
Block:
#2,483 3,530 blocks after it
Position in block:
Transaction 108 of 164
Award day:
Aug 7, 2015 (11 yrs 3 mo ago)
Value:
₱8,812,921.29
Project:
Rest./Rehab. Of Milagrosa CIS
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 #2,483 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)NATIONAL IRRIGATION ADMINISTRATION - REGION I awarded it to A.P. TAGARINO ENGINEERING AND CONSTRUCTION SERVICES on 2015-08-07.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 ac57dfe439…966d78now …
- 2. Block Merkle root changedstored 8e3d70821f…211832now …
- 3. Block #2483 hash changedstored b79238ac59…200634now …
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 163 records. Each step hashes the current value together with the sibling shown.
- leaf ac57dfe4397ddc5fea1900cbae0be5f3967c595e6c7fb1a616a2719de5966d78
- 01 R acdb22a48b443b094ede979d2b72812b0f15925799d4af25dc6f79572b3e1074
- 02 R 5d233cd5ec1c47b0fa40bd6f11e2d4c32474203eedccb62fcbb156f96fe0737f
- 03 L 7216513b5e3e2b22373442f839b701bcfe3c7a0b6f9d3cb183f08de9ff1667a5
- 04 L 9778a1b92c53e1b6f74ca2b4f891ea2707e78d958ffeef28b33e74ddfda4b9b3
- 05 R 549bb92dd3aec89ddf0d97a45a84df978f60ef141502b9caaf131d6107598344
- 06 L cc70f14119e3515a3706ceb71e93c12a9d2f2551777760c41f8420ccdd48f295
- 07 L 05e4ebaa102a9e25e3d17eb24213c9931e8fab7de85bbb8f00e62020012bc7c9
- 08 R f6bdb7254649f409bdd73c4a3e210cb60951cb57802e84977f2ac16f1643e6bd
- root 8e3d70821f767ebc7a7f811bb4e18ccfc4c731f8108557c925af44345a211832