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FY2026 GAA: ₱6.79T
PisoScan
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

API
Transaction action

PHILIPPINE SCIENCE HIGH SCHOOL - EASTERN VISAYAS CAMPUS Award a ₱14.2M contract to SAMARIÑAN CONSTRUCTIONNational agencies

Transaction hash:
469d5eef70534bbf247a2ad2c56e6e1b7c54b5aa86f98ba0009fc163eac16594
Status:
Included and unchanged
Block:
#2,696 3,317 blocks after it
Position in block:
Transaction 270 of 972
Award day:
Mar 21, 2016 (10 yrs 7 mo ago)
Value:
₱14,245,385.69
Project:
Rehabilitation of School Buildings

Accountability

Bill Sec. 3 and 19
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 #2,696 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5
  1. 1. Appropriation
    GAA line item · Sec. 5(b)
    The award does not say which budget line pays for it.
    Not published
  2. 2. Allotment release
    SARO / allotment · Sec. 5(c)(iii)
    Not published per project. DBM releases SAROs, but not linked to individual contracts.
    Not published
  3. 3. Cash allocation
    Notice of Cash Allocation · Sec. 5(c)(iv)
    Not published per project.
    Not published
  4. 4. Contract award
    Notice of Award (PhilGEPS) · Sec. 5(d)
    PHILIPPINE SCIENCE HIGH SCHOOL - EASTERN VISAYAS CAMPUS awarded it to SAMARIÑAN CONSTRUCTION on 2016-03-21.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    No matching DPWH contract record (only DPWH contracts are listed with progress).
    Not published
  6. 6. Payment
    Disbursement voucher · Sec. 5(c)(viii)
    Not published. No public source shows how much of this contract has been paid.
    Not published
  7. 7. Completion
    Certificate of completion · Sec. 5(d)
    No completion certificate published.
    Not published
  8. 8. Audit
    COA 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

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

  1. 1. Record fingerprint changed
    stored   469d5eef70…c16594now      …
  2. 2. Block Merkle root changed
    stored   411f0d33c1…28e8d9now      …
  3. 3. Block #2696 hash changed
    stored   688aedf65b…552783now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 971 records. Each step hashes the current value together with the sibling shown.

  1. leaf  469d5eef70534bbf247a2ad2c56e6e1b7c54b5aa86f98ba0009fc163eac16594
  2. 01 R 46b9a4b30f64e178a9205cabc08c07bc17b36c22241092b24844bf93a9639e42
  3. 02 L 2d0a47308338f7f6850d44b40aa2319c4188bb3742aa2984f9e25f419f115e65
  4. 03 L 95913ce9a71a5b2df0df96e3987c6af05e91c02c0fbe39ca70d6f457b074cb27
  5. 04 L cc9485dd63cfd3f1728ea9a8a6f955a72863470f38add45e8507312c2d194678
  6. 05 R b1076d678059fe381a19b64195543a0eefc26c28b3f3491f01a26448f8e26583
  7. 06 R f8503ca19cd09737ea2691d2ec38d832c6a2f25be2ec0ffc115987c32beea433
  8. 07 R f1962217824c7f9663173d9a7e74141954564e9b8979bb1259ce57dc26d28acf
  9. 08 R 4583bc54dc7dec17efb16b7f9ec723f991bd3a94e1b97174202edb8fdd1b9098
  10. 09 L fd7cd2bc4777383d1f8149082a32f229cba37c1e06c400b4b46823f261d772e7
  11. 10 R c2ef49a0a80312122d4570aca17fcc29270473e64a8bee1d2bffc4c5cfbda3cd
  12. root  411f0d33c1ff8fe06f553dbe0e3076d7d43be2d1c36eef4a487581be7428e8d9