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 EDUCATION - DIVISION OF CATANDUANES Award a ₱1.2M contract to 3T CONSTRUCTION AND GENERAL MERCHANDISENational agencies
Transaction hash:
bfc73b7594489c6aa2bbdb95d47804845772b0e6a12395ab4de4f7569fcfc64a
Status:
Included and unchanged
Block:
#4,238 1,775 blocks after it
Position in block:
Transaction 289 of 400
Award day:
Oct 1, 2020 (6 yrs 1 mo ago)
Value:
₱1,173,745.33
Project:
Repair of Classrooms
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 #4,238 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 EDUCATION - DIVISION OF CATANDUANES awarded it to 3T CONSTRUCTION AND GENERAL MERCHANDISE on 2020-10-01.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 bfc73b7594…cfc64anow …
- 2. Block Merkle root changedstored 63c58808d0…e29a0fnow …
- 3. Block #4238 hash changedstored 38e5b5b6d6…8c5b83now …
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 399 records. Each step hashes the current value together with the sibling shown.
- leaf bfc73b7594489c6aa2bbdb95d47804845772b0e6a12395ab4de4f7569fcfc64a
- 01 L bf1708812109ac7491b3ba5a46b298c663bf4f893891d4b1dcdb0ab8b9400609
- 02 R e2a6b52c731f563a7a63fcf017208af18cddb7e26b1a5e8c898a4551c3964f75
- 03 R f2d7eb6dbecf25ccb0e27285582adb259ccd376ae86205365ff98b8f291261e1
- 04 R 522e21fc18d6d8bf4cad133e22aa02462a2ee0b795ab316d8e4173c658a3b381
- 05 R 528a2bce4d194386605199c59d9f8f603c3d28267d30bc92b972cc2e94f115a5
- 06 L 712776fb50c55cff24854db864b598c6321094cf17c41b88550d89df08e6760c
- 07 R fcfa2236890c3fd63099ecd49c119bdbd046a2723bd5d0edb6669f0c4935c496
- 08 R eb0e30a27273787a0ff28363f4f574bf5851309f07fb41f2863afce04e552797
- 09 L f023beb010708ed3aaadfba21ef6e26a188d919575fe6a3b474f1c1d831cba41
- root 63c58808d0cb9aca9f42a865914899f55a5a7992f67c9b305f2b4d7f99e29a0f